• Shuffle
    Toggle On
    Toggle Off
  • Alphabetize
    Toggle On
    Toggle Off
  • Front First
    Toggle On
    Toggle Off
  • Both Sides
    Toggle On
    Toggle Off
  • Read
    Toggle On
    Toggle Off
Reading...
Front

Card Range To Study

through

image

Play button

image

Play button

image

Progress

1/251

Click to flip

Use LEFT and RIGHT arrow keys to navigate between flashcards;

Use UP and DOWN arrow keys to flip the card;

H to show hint;

A reads text to speech;

251 Cards in this Set

  • Front
  • Back

What is the minimum drop clearance for a roadway, driveway, walkway, deck?

18, 12, 10, 10

A newly built ventilated crawl space with a vapor retarder is REQUIRED to have one square foot of net ventilation opening per A. 150 square feet of crawl space.B. 600 square feet of crawl space.C. 1,200 square feet of crawl space.D. 1,500 square feet of crawlspace.

D. 1,500 square feet of crawlspace.

What is a common cause of buckled hardwood flooring in an existing house?A. excessive moistureB. lack of moistureC. improper installationD. poor quality material

A. excessive moisture

What is the maximum allowed length of dryer exhaust? Subtract for 90 bends? 45 degree?

2ft wide by 35ft long. subtract 2.5 per 45 degree bend and 5 feet per 90 degree bend.


3) It is important to maintain a positive grade away from the structure of at LEAST _______ inch drop per 6 feet

1

4) The normal MINIMUM run for a residential stair tread is:

9"

Aluminum branch circuit wiring was commonly used in what years?

1965-78

A GFCI functions by sensing

current imbalance

T or F


A #12 copper wire can be connected to a 15 amp breaker

FAlse. It should be 20 amps. #14 aluminum could go with a 15amp breaker

Subpanels should have the neutral bus bar bonded to panel enclosure

False: isolate the neutral bus and conductors from contacting the panel enclosure.

The aluminum wire size that corresponds to a 20 amp breaker is

10

A green fuse is ____amp


Red_


Blue_

30 , 20, 15

There are three conductors at the weatherhead. What is the nominal electric service?

Single phase 120/240 volts

The current MINIMUM service requirement for a new single family home is:

100amp

Mortar used in brickwork may vary in composition, but always contains

Cement, Lime and Sand

Joist bearing on a concrete foundation must be a minimum of :

3 inches

Which of the following is the MOST secure way to attach exterior deck joists to a ledger (or band joist)?

Use joist hangers nailed to both the joist and the ledger.

The purpose of collar ties is to

: secure the roof framing to prevent spreading outward.

Which of the following roofing materials is the heaviest?

Tile or Slate

Buckling in horizontal vinyl siding is generally caused by A. Reflected sunlight. B. Improper fastening. C. Condensation in walls. D. improper house wrap.
B. Improper fastening.
At what level would water pressure within a single–family dwelling begin to be considered excessive and require correction? A. 60 psi B. 80 psi C. 100 psi D. 120 psi.
B. 80 psi
A newer home with electric heat is being inspected. It has a below grade finished basement containing a bedroom, The inspector should look for a smoke alarm and A. An escape and rescue opening. B. carbon monoxide alarm. C. fire extinguisher. D. safety ladder.
A. An escape and rescue opening.
A swimming pool fence must prevent passage of a sphere that is larger than A. 2 inches. B. 3 inches. C. 4 inches. D. 5 inches.
C. 4 inches.
If water infiltration is suspected behind a finished surface. What tool would be the best choice to verify dampness? A. an infrared thermometer B. a pin–type moisture meter C. a non–contact moisture meter D. a digital camera
C. a non–contact moisture meter
Gas–fired furnace heat exchangers most often fail from A. Low temperatures. B. Lack of use. C. Improper gas pressure. D. Rust and metal fatigue.
D. Rust and metal fatigue.
Relative Humidity (RH) is expressed as A. volume. B. percentage. C. capacity. D. temperature.
B. percentage.
Connections of dissimilar metal in plumbing system, such as galvanized steel pipe and copper pipe, will usually A. reduced water pressure B. decreased water qualityC. Glazed pipesD. Electrolysis
D. Electrolysis
A Ground fault circuit interrupter (GFCI) is a safety device that A. disconnects power when the grounding to the outlet is faulty. B. detects moisture and disconnects power in wet locations. C. disconnects the power when sensing current leakage to ground. D. protects against electrical surges and voltage spikes.
C. disconnects the power when sensing current leakage to ground.
An electrical system with a fuse on the neutral conductor and on the energized (hot) conductors A. is twice as safe as a system where only the energized (hot) conductors are fused. B. should have the neutral conductor fuse sized to one half the normal ampacity for the circuit. C. Is overfused up to 50% if used only for lighting. D. Is hazardous and should be corrected.
D. Is hazardous and should be corrected.
To operate a central air conditioner, an electric clothes dryer, and an electric range,the ampacity of the service to the house should be AT LEAST A. 100 amps at 120 volts. B. 125 amps at 120 volts. C. 60 amps at 240 volts. D. 100 amps at 240 volts.
D. 100 amps at 240 volts.
A floor joist in a crawl space has been cut where the toilet drain passes through the floor. The joists are 2x6 spaced at 16 on center, The inspector should recommend that A. the buyer monitor the floor. Floor systems such as this have redundant framing and removal of one joist is insignificant. B. a contractor should support the cut joist with new piers and posts from below. C. the cut joist should be headed off to adjacent framing members to distribute the load. D. a contractor be contacted to determine what is needed and make repairs."

D. a contractor be contacted to determine what is needed and make repairs."

Most problems with concrete are caused at the time of installation. What single factor causes the MOST problems? A. The concrete has insufficient thickness. B. Too much water is added to the mix. C. Too much Portland cement is in the mix. D. The wrong kind of sand is in the mix.
B. Too much water is added to the mix.
Brick chimneys on older properties with oil heat sometimes curve above the roof line, visible cracks. Which is a possible cause of this curving? A. settlementof the chimney footingB. expansion of mortar C. absence of a cricket flashing at the roof D. lack of a rain cap on the flue
B. expansion of mortar
Which set of building terms do NOT belong together? A. cripple, trimmer, purlin B. arch, header, lintel C. rafters, ceiling joists, trussesD. sheathing, flooring, decking
A. cripple trimmer, purlin
Which has the LEAST effect on the deflection of a dimension lumber floor system? A. joist width B. joist grade C. joist species D. joist spacing
A. joist width
The normal MAXIMUM rise of residential stair treads is A. 5 ¼ inches. B. 7 3/4 inches. C. 8 1/2 inches. D. 9 3/4 inches.
B. 7 3/4 inches.
An ungrounded receptacle may be replaced by aground fault circuit interrupter installedA. on the same phase as the receptacle. B. upstream from the receptacle. C. down stream from the receptacle. D. anywhere in the receptacle branch circuit.
B. upstream from the receptacle.
Circuit Breakers A. protect inhabitants by limiting shock duration.B. regulate power to the attached equipment. C. protect the wire from an electrical overload.D. measure the current in a circuit.
C. protect the wire from an electrical overload.
In a forced air heating system containing a split system air conditioner and a humidifier, humidity is reduced by A. running the humidifier in reverse. B. condensation at the condenser coil. C. condensation at the evaporator coil D. condensation within the compressor.
C. condensation at the evaporator coil
A home inspection report MUST include A. the general life expectancy of the roofing material. B. information on flammability of the roof material. C. the type of roof material and the method of observation.D. the age of the roof.
C. the type of roof material and the method of observation.
Water hammer can occur as a result of A. A lack of air chambers. B. faulty shut off valves.C. loose piping.D. low static water pressure.
A. A lack of air chambers.
If a system designed for use with natural gas is supplied with propane gas A. no changes are needed for the equipment to function properly.B. the flame will be too high unless a smaller orifice is installed. C. the flame will be too low unless a larger orifice is installed. D. the gas regulator and valve must be replaced
B. the flame will be too high unless a smaller orifice is installed.
Low pressure boiler pipes do NOT carry steam pressure aboveA. 15 psi. B. 12 psi. C. 9 psi. D. 6 psi.
A. 15 psi.
When an asphalt shingle roof is installed over existing shingles, leakage commonly occurs at the A. eaves.B. penetrations. C. ridge. D. hips.
B. penetrations.
Roof trusses A. maybe cut or modified in the field. B. make drywall nail pops less likely.C. cannot be used for long ceiling spans. D. are usually designed for two–point bearing
D. are usually designed for two–point bearing
On a hillside house with foundation drain systems,A. rock–filled foundation drains are not allowed on the interior side of the foundation.B. the roof drains should connect directly to the foundation drains and have clean outs, C. all foundation drain systems must be in perforated plastic piping extending to daylight,D. the foundation drain systems collect water passing laterally through the slope.
D. the foundation drain systems collect water passing laterally through the slope.
A subpanel in an older house that is wired with non–metallic sheathed cable (NM) has one circuit with a ground wire. The ground wireA. should be connected to a separate grounded buss bar.B. should be connected to a separate ground rod. C. may be bonded using the panel cover screws.D. may be connected to the neutral buss bar.
A. should be connected to a separate grounded buss bar.
Inspecting a very old country house, a gurgling sound is heard from the tub drain when the toilet is flushed. Which of the following is the MOST likely explanation for the sound? A. Water discharging from the toilet is pulling water from the tub trap. B. The tub drain is partially blocked. C. Water discharging from the toilet is pushing air through the tub trap. D. The branch drain is partially blocked downstream from the tub.
A. Water discharging from the toilet is pulling water from the tub trap.
You are inspecting an older home which has replacement windows and new vinyl siding.The new siding is backed up with rigid foam insulation that covers the service entrance cable from the weather head to the meter. You should report that this is A. acceptable because the siding is a non–conducting type.B. an improper installation that should be corrected. C. a benefit because additional protection is provided to the service entrance cable.D. acceptable provided the drip loops at the service entrance head are left exposed.
B. an improper installation that should be corrected.
When looking at the exterior wall of a sixty year old brick masonry house with a gable roof, you notice a horizontal crack in the mortar and outward brick displacement along the gutter edge of the roof. The displacement is greatest at the center of the top three courses of brick. This condition is MOST likely caused byA. excessive sand in the mortar mix.B. defective brick bonding. C. improper ceiling joist installation.D. differential settlement.
C. improper ceiling joist installation
You inspect a wood framed cantilevered balcony off a second–story bedroom. You find significantwood deterioration (at least one–half member depth) of all cantilever joists atthe bearing point of the house. You should A. notify the occupants of the significant hazard, advise immediate repair to both the occupant and client in the report. B. note the significant hazard and recommend immediate repair, by licensed professional, in your report. C. refer the wood deterioration to a structural pest control operator for professional opinion. D. recommend sistering existing framing members to increase strength, prior to further use
A. notify the occupants of the significant hazard, advise immediate repair to both the occupant and client in the report.
When a cooling unit is located in an attic where damage may result from condensate overflow A. attic ventilation must be increased to avoid condensation. B. steel ducting is not allowed because of potential damage from condensation. C. an auxiliary condensate drain system is required. D. a supplemental condensate pump is required.
C. an auxiliary condensate drain system is required.
Asphalt shingles are NOT allowed to be installed on roofs with slopes less thanA. 1 in 12. B. 2 in 12. C. 3 in 12. D. 4 in 12.
B. 2 in 12.
If a poured concrete foundation has an unusually large number of vertical cracks, each no wider than 1/32 inch, the cause is likely to be A. differential settlement from adverse drainage conditionsB. excessive amounts of aggregate in the concrete mix. C. settlement from compaction of soils below the footings. D. shrinkage of the concrete from excess water at the time of pouring.
D. shrinkage of the concrete from excess water at the time of pouring.
Where should squash blocks (web blocking) be found in a wood I–joist floor system? A. at bearing ends and load bearing walls above with support girders below B. at bearing ends and all splices C. at bearing ends and plumbing penetrationsD. at perimeter ends, plumbing penetrations, and splices over
A. at bearing ends and load bearing walls above with support girders below
Columns typically support A. footers. B. walls. C. girders. D. joists .
C. Girder.
Oriented strand board (OSB) is used MOST frequently inA. roof, floor, and exterior wall sheathing. B. walls and interior sheathing. C. ceramic tile underlayment. D. vinyl tile underlayment
A. roof, floor, and exterior wall sheathing.
Which of the following is NOT a component of wood stairs? A. riser B. header C. stringer D. tread
B. header
When inspecting the structural system, the inspector is required to A. inspect only the visible components in the attic and crawl space. B. specify method of structural repairs to the system.C. report all structural deficiencies observed. D. Determine the cause and origin of the damage.
C. report all structural deficiencies observed.
A ground fault occurs when A. too many devices are used on a circuit. B. a hot conductor touches another hot conductor. C. a hot conductor touches a grounded surface or grounding conductor.D. a grounded conductor comes in contact with a grounding conductor.
C. a hot conductor touches a grounded surface or grounding conductor.
Electrical receptacles in bathrooms should be A. GFCI protected. B. at least 3 feet away from showers and bathtubs. C. not more than 2 feet from the vanity basin.D. waterproofed.
A. GFCI protected.
Medium efficiency furnaces have a draft inducer fan and are connected directly to the vent system instead of having a draft hood. There are white and yellowish deposits below the draft inducer fan. A possible explanation for these deposits is that A. the seal between the draft inducer fan and the furnace is failing. B. moisture is condensing in the vent and running back into the draft inducer fan. C. the draft inducer fan is not operating properly. D. the furnace has failed and is unsafe to operate.
B. moisture is condensing in the vent and running back into the draft inducer fan.
The purpose of a trap in the waste drainage system is to A. provide maintenance access.B. prevent siphoning.C. block sewer gases. D. cause water to drain smoothly.
C. block sewer gases.
A home inspection typically includes an examination ofA. adequacy of heat supply. B. heat exchangers. C. humidifiers D. vents, flues, and chimneys.
D. vents, flues, and chimneys.
In new construction, the MINIMUM overhead electrical service clearances are A. walkway:8 feet, roadway: 16 feet, deck: 10 feet B. walkway: 9 feet, roadway: 15 feet, deck: 12 feet C. walkway:10 feet, roadway: 18 feet, deck: 10 feet D. walkway: 12 feet, roadway: 20 feet, deck: 12 feet
C. walkway: 10 feet, roadway: 18 feet, deck: 10 feet
During a summer time inspection, what could indicate chronic condensation problems in an attic? A. The attic is very warm. B. There is no vapor retarder on the insulation.C. There are gray/black stains on the north side roof sheathing.D. There are mildew stains on the bathroom ceilings.
C. There are gray/black stains on the north side roof sheathing.
Ice damming at the eaves may be caused by A. inadequate attic insulation B. undersized gutters. C. shallow roof slope. D. improper flashing.
A. inadequate attic insulation
The purpose of flashing on a roof is to A. shed water onto roofing materials. B. seal roof shingles to vertical surfaces. C. protect roofing material. D. join different roofing materials.
A. shed water onto roofing materials.
The house you are inspecting currently has a gas–fired furnace or boiler, Each of the following clues may indicate that the house also has an abandoned buried fuel oil storage tank EXCEPT A. small diameter copper tubes emerging from the inside of the foundation wall or the floor near the furnace or boiler B. an approximately 1 1/4 inch diameter vent pipe outside coming from underground up against the foundationC. the brick chimney serving the furnace or boiler has deteriorated mortar joints atthe bottom D. your knowledge that the neighborhood had or still has some houses served by oil heat
C. the brick chimney serving the furnace or boiler has deteriorated mortar joints at the bottom
While inspecting a heat pump in the cooling mode, you measure a 28 degrees F temperature differential between the interior supply and return air. You should suspect A. an exterior fan running too slowly. B. an overheating compressor.C. a dirty filter. D. a thermostat set too low.
C. a dirty filter.
What is the MINIMUM electrical service drop clearance from a residential driveway? A. 12 feet B. 13 feet C. 15 feet D. 18 feet
A. 12 feet
The reason a dielectric union would be used in plumbing distribution pipes is to A. ensure that the grounding conductor has a secure connectionB. separate two dissimilar metals to prevent corrosion. C. isolate any electrical wires touching the supply pipes.D. bond the hot and cold water pipes.
B. separate two dissimilar metals to prevent corrosion.
A basin makes a gurgling sound at the end of draining the fixture. This may be due to A. improperly supported pipes. B. inadequate venting. C. an undersized drain pipe. D. improper drain slope.
B. inadequate venting.
Condensation between glass layers of thermal pane windows indicates the need toA. repair or replace sealant. B. repair or clean breather holes.C. replace glazing, sash, or window. D. replace the interior pane.
C. replace glazing, sash, or window.
Dielectric unions A. accommodate pipe expansion. B. are undesirable and indicate a problem C. prevent galvanic action. D. help maintain electrical grounding of pipes.
C. prevent galvanic action.
The MINIMUM clearance between a wood stove single wall vent connector and combustible materials should be A. 3 inches.B. 9 inches. C. 18 inches. D. 36 inches.
C. 18 inches.
Garage door opener electronic eye sensors are properly installed when facing each other A. 1 to 3 inches above the garage floor. B. 4 to 6 inches above the garage floor.C. 7 to 10 inches above the garage floor. D. 11 to 15 inches above the garage floor.
B. 4 to 6 inches above the garage floor.
Capillary tubes are part of the A. evaporator coil. B. heat exchanger. C. condenser coil. D. compressor discharge.
A. evaporator coil
As a lintel over doors and windows in a masonry wall rusts it may cause A. the window glass to crack. B. the wall at the top to push out.C. cracks at the tops of openings.D. the lintel to rotate and displace the brick.
C. cracks at the tops of openings.
Roof truss uplift can cause cracks to formA. above exterior doors and windows. B. at interior wall/ceiling intersections. C. in bottom chords of roof trusses. D. in top chords of roof trusses.
B. at interior wall/ceiling intersections.
When measuring the temperature drop across the evaporator in a central air conditioning system, a properly running unit on a humid summer day should read betweenA. 50F and 150 F B. 150F and 250 F C. 250F and 350 F D. 350F and 450 F
B. 150 F and 250 F
Knob and tube wiring may be acceptable ifA. the home is insulated with fiberglass.B. the circuit breaker system is proper. C. not covered by insulation.D. the fuse system is still in place.
C. not covered by insulation.
The MAXIMUM acceptable variation in riser heights within a flight of stairs isA. 1/2 inch. B. 3/8 inch. C. 3/4 inch.D. 1 inch.
B. 3/8 inch.
While conducting an inspection, your ladder falls over and breaks the homeowner's priceless Ming vase. What type of insurance is needed to cover the replacement?A. general liabilityB. homeowner's C. errors and omissions D. bonding
A. general liability
What is the MINIMUM allowable separation between a masonry chimney and combustible materials? A. 3/4 inch B. 1inchC. 2 inchesD. 4 inches
C. 2 inches
Bonding of appliances can be confirmed by using a/an A. volt meter. B. receptacle tester.C. ohmmeter. D. ammeter.
C. ohm meter.
The service panel enclosure door is required to open at leastA. 45 Degrees B. 90 Degrees. C. 135 Degrees. D. 180 Degrees.
B. 90 Degrees.
Which of the following is a common maintenance task for a residential refrigeration system?A. clean the heat exchangerB. replace refrigerantC. clean the condenser coil D. replace the thermostat
C. clean the condenser coil
The device used to detect the electrical current to the electric heater coil is called A. an anemometer.B. an ohm meter. C. a volt meter. D. an ammeter
D. an ammeter
The inspector is required to operate all of the following EXCEPT A. shut off valves. B. manual garage door. C. are representative number of windows. D. folding attic stairs.
A. shutoff valves.
Potable water systems connected to lawn irrigation systems needA. backsiphonage.B. excess water usage.C. mechanical damage.D. low water flow.
A. backsiphonage.
Most modern kitchen ranges are required to have A. front edge controls.B. a warming drawer. C. an anti–tip device. D. a tipping alarmn
C. an anti–tip device.
The inclusion of photographs in home inspection reports isA. optional. B. mandatory.C. discriminatory.D. illegal.
A. optional.
A home inspector should probeA. where decay is suspected. B. spalling in concrete. C. are presentative number of floor joists. D. around a toilet
A. where decay is suspected.
Over head electrical service should be a MINIMUM of how many feet above a flat roof subject to foot traffic?A. 4 feet B. 6 feetC. 8 feetD. 10 feet
D. 10 feet
One of the purposes of a home inspection contract is to define responsibilities limitations for A. the real estate agent. B. the client. C. The seller.D. the appraiser.
B. the client.
What is a required element of a contract? A. consideration B. real estate agent's name C. seller's name D. names of persons attending the inspection
A. consideration
Home inspection agreements (contracts) should A. establish the limitations of the inspection.B. be as exculpatory as possible. C. describe the weather conditions allowed.D. include the name of the client's real estate agent.
A. establish the limitations of the inspection.
Stringer, tread, and riser are all components of a A. truss system. B. floor system. C. stair system. D. wall system.
C. stair system.
The final decision to enter a crawl space is made A. when the home inspection is booked. B. by the homeowner.C. by the home inspector. D. by the client and agent.
C. by the home inspector.
The purpose of a contract is to protect the A. home owner. B. real estate agent. C. buyer/client. D. home inspector and client.
D. home inspector and client.
Conducting a complete and thorough home inspection minimizes the need for A. a contract. B. errors and omissions insurance. C. bonding. D. a detailed inspection report.
B. errors and omissions insurance.
What is the most common contributing factor to masonry retaining wall movement? A. corbelled construction B. hydrostatic pressure C. poorly mortared joints D. too many tiebacks
B. hydrostatic pressure
How are the holes in rigid foundation drain pipe aligned? A. toward the foundationB. on the top half of the pipe C. on the bottom half of the pipeD. away from the foundation
C. on the bottom half of the pipe
What is the primary purpose of control joints placed in concrete driveways?A. to prevent cracks B. to drain the surface C. to reduce random cracking D. to enhance appearance
C. to reduce random cracking
Where might you expect to find a window with safety glass? A. less than 18 inches above the floor B. less than 24 inches above the floor C. above a kitchen sink D. on the second story
A. less than 18 inches above the floor
What is a common cause of buckled hardwood flooring in an existing house? A. excessive moisture B. lack of moisture C. improper installationD. poor quality material
A. excessive moisture
A newly built ventilated crawl space with a vapor retarder is REQUIRED to have one square foot of net ventilation opening per A. 150 square feet of crawl space.B. 600 square feet of crawl space. C. 1,200 square feet of crawl space. D. 1,500 square feet of crawlspace.
D. 1,500 square feet of crawl space.
A standard claims made errors and omissions insurance policy includes claims filed A. during the time the policy is in effect. B. after the policy has lapsed. C. before the policy effective date.D. while the inspector maintains any required license.
A. during the time the policy is in effect.
A poured concrete retaining wall with weep holes is rotating. What is the most likely reason for the rotation? A. The wall has no deadman anchors. B. The footing has no reinforcing steel. C. There is no gravel behind the wall. D. The wall is cantilevered.
C. There is no gravel behind the wall.
A poured concrete basement wall has a 1/4 inch wide crack where the wall is bowing slightly. Brown stains are below the crack. What is the most likely reason for this condition? A. The gutters are blocked. B. The wall contains 5/8 inch reinforcing steel. C. The concrete was not properly vibrated. D. The wall damp proofing was improperly installed.
A. The gutters are blocked.
A concrete block basement wall has significant efflorescence. What is the most likely reason condition? A. The cinder content in the blocks is too high. B. The foundation plants are too close to the house. C. The blocks are not grouted. D. The soil has settled at the foundation.
D. The soil has settled at the foundation.
A concrete driveway is 1/2 inch higher than the adjacent concrete walkway. What is the most likely reason for this condition? A. The walkway is not thick enough. B. The soil under the walkway was not compacted. C. There is no reinforcing steel in the walkway. D. Thewalkway concrete is not air–entrained.
B. The soil under the walkway was not compacted.
Which is the most acceptable fastener for connecting a deck ledger to a band board? A. 5/8 inchdiameter stainless steel carriage bolt B. 1/2 inch diameter electroplated galvanized steel wood screw C. 1/2 diameter hot–dipped galvanized steel machine bolt D. 5/8 inch diameter brass machine screw
C. 1/2 diameter hot–dipped galvanized steel machine bolt
A movement joint should be installed in brick veneer: A. at support by different structural components.B. at each floor level. C. at each side of a lintel above a garage door.D. Above each soldier course.
A. at support by different structural components.
Adhered masonry veneer is installed in the same manner as: A. natural stone veneer. B. stucco. C. fiber cement siding. D. steel siding.
B. stucco.
Which roof covering is most appropriate for a roof with a slope of 1 1\2:12 above a single family home? Assume standard installation of any required under layment.A. metal shingles B. roll mineral C. modified bitumen D. slate shingles
C. modified bitumen
What is the most appropriate fastener material for a slate shingle roof covering? A. electroplated galvanized nails B. zinc nails C. hot dipped galvanized screws D. coppernails
D. copper nails
A scupper would most likely be located in A. a parapet wall. B. a floor drain C. an oil furnace vent. D. a K type gutter.
A. a parapet wall.
A sidewall extends past a roof Hardboard siding is water damaged a few inches beyond where the roof and sidewall meet. The roof covering is asphalt strip shingles. What is the most the likely cause of this condition? A. Drip edge flashing was not installed. B. Kick out flashing was not installed. C. Siding was installed close to the roof covering. D. Underlayment was not installed
B. Kick out flashing was not installed.
A 1/2 inch wide gap exists between the drywall wall and ceiling. The seller reports that this opens in the winter and closes in the summer. What is the most likely of this condition? A. truss uplift B. a damaged truss bottom chord C. poor drywall finishing D. an absent gusset plate
A. truss uplift
A collar tie would most likely be found in A. the attic near the top plate. B. the basement between floor joists.C. a wall at the intersection of two walls. D. the upper part of the attic.
D. the upper part of the attic.
A concrete basement wall has a crack that varies in width between 3/8 inch at the floor to 1/8 inch 2 feet down from the wall top. What is the most likely cause of this condition? A. The concrete dried too quickly. B. The soil is unstable under the footing. C. The wall was damaged when it was backfilled. D. The reinforcing steel is the wrong size.
B. The soil is unstable under the footing.
A notch in a 12 foot long 2x10 floor joist is located 5 feet from the joist end. What is Maximum allowed notch depth?A. 2 inches B. 1 5/8 inches C. 1 1/2 inches D. 0 inches
D. 0 inches
Racking is most likely to occur from failure to installA. wall bracing. B. floor joist bridging.C. roof collar ties. D. foundation wall reinforcing steel.
A. wall bracing.
You see a ceramic me floor with numerous cracks running through the grout and the tiles. The floor system is constructed using 2x10 floor joists. Which is the most likely cause of condition? A. The tiles are defective.B. The floor joist blocking is absent.C. The floor joist span is too long.D. The wrong grout was used.
C. The floor joist span is too long.
You see uniform width cracks at both upper corners of all windows along one top story wall. Which is the most likely cause of this condition? A. The windows are improperly flashed. B. The wall is improperly braced. C. The cripple studs are improperly notched.D. The ceiling joist span is too long.
B. The wall is improperly braced.
The grounding electrode system of a houseA. Provides an alternative return path for electricityB. Permits electricity to flow within the systemC. Protects people from electric shock.D. Prevents metal from becoming energized.
A. Provides an alternative return path for electricity
How many energized conductors supply 240 volt, 200 amp, single phase electric service? A. 1 B. 2 C. 3 D. 4
B. 2
Circuit breaker protects against too muchA. voltage. B. resistance.C. inductance.D. current.
D. current.
Which event is most likely to cause arc flash? A. lightning striking near a utility transformer B. a short circuit in a utility transformer C. metal touching an energized conductorD. a short circuit in a branch circuit
C. metal touching an energized conductor
A subpanel in a detached building has a melted insulation on a neutral conductor. What is the most likely cause of this condition? A. The neutral conductor is loose at the terminal barB. The circuit breaker is defective. C. There is no grounding electrode. D. The circuit breaker ampacity is too large for the wire.
A. The neutral conductor is loose at the terminal bar
In which location may NM cable be installed? A. in intermediate metal conduit located under the eaves B. attached to the bottom floor joist a crawlspace C. on a top of ceiling joist located 6 feet from an attic accessopening D. in rigid metal conduit buried 12 inched below grade
C. on a top of ceiling joist located 6 feet from an attic access opening
A 2–slot receptacle has been replaces with a 3 slot receptacle in a branch circuit that does not contain equipment grounding conductor? Which is the preferred method? A. Install an arc–fault circuit breaker on the branch circuit B. Replace the receptacle with a GFCI receptacle C. Run an equipment grounding conductor to a separate grounding electrode D. Run an equipment grounding conductor to a copper water pipe
B. Replace the receptacle with a GFCI receptacle
Where would an evaporative cooler be most effective? A. Phoenix, AZ B. Nashville, TN C. Miami, FL D. New York, NY
A. Phoenix, AZ
When a pump is operating in cooling mode, the temperature of the liquid line should be a few degrees A. Cooler than the outside air temperature.B. Warmer than the outside air temperature.C. Cooler than the inside air temperature. D. Warmer than the inside air temperature.
B. Warmer than the outside air temperature.
The effect of high humidity on an air conditioning system will be A. An increase in the temperature drop. B. A decrease in the compressor current draw.C. decrease in the sensible load. D. An increase in the latent load.
C. A decrease in the sensible load.
What is the most likely to cause the greatest reduction of air flowin a flexible air duct? A. A 5/8 inch per foot sag in the duct B. A ¾ inch diameter hole in the duct C. A 90 degree bend in the duct D. A 6 foot on center spacing of duct supports
C. A 90 degree bend in the duct
What is the most likely result of insufficient air flow across the evaporator coil? A. Ice forms on the evaporator coil.B. The measured temperature drop decreases.C. The fan motor overheats. D. The compressor stops working.
A. Ice forms on the evaporator coil.
What the MOST likely explanation for a drywall crack that extends upfrom one window A. Wall lateral movement B. Absent cripples C. Improper fastened window D. Outward wall rotation
A. Wall lateral movement
An interior door rubs the header on the latch side. There are no cracks in the drywall around the the door. What is the MOST likely reason for this to occur? A. The top hinge is binding. B. The door is unpainted on topC. The strike plate needs adjustment. D. The wall has rotated.
B. The door is unpainted on top
Which components supports a stairway?A. Riser B. HeaderC. CrippleD. Stringer
D. Stringer
Where is a stairway width measured? A. below the handrail B. where the stairway intersects the landings C. above the handrail D. between the ends of the treads.
C. above the handrail
On a vehicle door, a containment cable should be installed on the A. extension springs.B. struts.C. torsion spring.D. Roller drums.
A. extension springs.
Permeability is the property of a material that allows the passage of A. water vapor. B. heat energy.C. liquid water. D. infrared radiation water vapor
A. water vapor.
In a cold climate, a vapor retarder should be installed on which sides of a wall? A. the side facing unconditioned space B. the side facing conditioned space C. both sides of the wall D. neither side of the wall
B. the side facing conditioned space
Fiberglass batt insulation slows heat movement by A. reflecting infrared radiation off of the insulation.B. restricting vapor diffusion through the insulation. C. creating a thermal mass within the insulation.D. slowing air movement within the insulation.
D. slowing air movement within the insulation.
What action would most likely reduce fiberglass batt insulation R–value by the largest amount? A. compressing the insulation behind an electrical cable B. fluffing the insulationC. not placing the insulation in contact with an air barrier D. not installing a vapor retarder where required
C. not placing the insulation in contact with an air barrier
What would a radiant barrier be MOST effective? A. in an attic in Phoenix, AZ B. in a crawl space in Washington, DCC. on the conditioned side of a wall in Toronto, Canada D. on the unconditioned side of a wall in Chicago, IL
A. in an attic in Phoenix, AZ
Why should 50% – 60% of the attic ventilation opening be at the eaves?A. Warmer air requires smaller openings.B. Larger ridge openings are structurally unsound. C. Pressure in the attic will be neutral or positive. D. Eave openings are less expensive to install
C. Pressure in the attic will be neutral or positive.
Which may be used as water distribution pipe in a house? A. PEX B. ABS C. PVC D. RNC
A. PEX
What is the best definition of a cross–connection? A. An HVAC supply plenum is connected to a return plenum. B. A plumbing water distribution pipe is connected to a contaminant source. C. A plumbing dry vent is connected to a wet vent. D. An electrical white–insulated wire is connected to a circuit breaker
B. A plumbing water distribution pipe is connected to a contaminant source.
What is the MOST likely result of thermal expansion? A. A block foundation wall rotates inward. B. A furnace heat exchanger cracks. C. Electrical conductor insulation melts. D. A clothes washing machine hose bursts.
D. A clothes washing machine hose bursts.
Where is an S–trap most likely to be located?A. in a water closet B. near a gas furnace C. under a kitchen sink D. in a circuit vent
C. under a kitchen sink
The label on a 240 volt electric water heater indicates that the element wattage should be 4,500 The measured current is 14.6 amps. The MOST likely explanation is that A. the wrong size element has been installed.B. the element is failing. C. the ammeter battery is low.D. the measured current is correct.
A. the wrong size element has been installed.
The client complains of an occasional foul odor in a seldom used bathroom. Which is the most likely cause of this issue?A. The vent pipe is improperly sloped. B. The cleanout was not installed. C. The bathtub trap water seal has evaporated.D. The sink trap is partially blocked.
C. The bathtub trap water seal has evaporated.
What is the BEST material for a masonry chimney crown? A. concrete B. refractory mortarC. Type S mortar D. core brick
A. concrete
The process by which heat changes wood chemistry making it morelikely to burn is called A. pyrogenics. B. pyrolysis. C. pyromancy. D. pyrography.
B. pyrolysis.
Creosote is most likely to be created in a chimney when burning A. lighter fluid.B. newspaper.C. seasoned pine.D. unseasoned oak.
D. unseasoned oak.
What is the BEST reason for a chimney to terminate above nearby obstructions? A. Short chimneys require larger flues. B. Embers may ignite roof coverings.C. Wind may force combustion products down the flue. D. The flue could be covered by snow.
C. Wind may force combustion products down the flue.
A chimney should NOT be located on an exterior wall becauseA. flue temperature may be too cold. B. it is more expensive to build.C. a chimney fire is more likely. D. the flue must be larger.
A. flue temperature may be too cold.
A wood–burning stove is listed for 12 inches clearance to combustibles. What is the minimum clearance to combustibles for this stove when using a sheet metal and air space clearance reduction device? A. 6 inches B. 8 inches C. 10 inches D. 12 inches
D. 12 inches
Inspection of which appliance is NOT within the scope of a home inspection? A. refrigerator B. trash compactorC. food–waste disposer D. microwave oven
A. refrigerator
A properly installed food waste disposer that makes no sound when activated can sometimes be activated byA. resetting the kitchen GFCI receptacle. B. pressing the thermal cutoff button.C. turning the motor with a hex wrench.D. running cold water into the disposer.
B. pressing the thermal cutoff button.
What is the prescriptive MINIMUM distance between the bottom of a microwave oven and a range cooking surface?A. 30 inches B. 24 inches C. 18 inches D. There is no prescriptive minimum distance.
D. There is no prescriptive minimum distance.
What is LEAST likely to be an approved pool access barrier? A. a self–latching pedestrian gateB. a steep cliffC. a fence D. a house wall
A. a self–latching pedestrian gate
Which is NOT a type of pool filter? A. sand B. pea gravel C. cartridge D. diatomaceous earth
B. pea gravel
A double gate that allows access to the pool should beA. self–closing. B. at least 12 inches from the edge of the water.C. at least 45 inches tall. D. Self–latching.
D. Self–latching.
The primary function of a skimmer is to provide A. a way for water to return to the pump. B. a place to put chlorine tablets.C. a means to remove debris from the surface of the water. D. a secondary method of filtering the water
C. a means to remove debris from the surface of the water.
Which of these irrigation MOST often required in areas where wateris scarseA. rain sensorB. automatic valveC. drip emitterD. impact rotor
A. rain sensor
Which is MOST likely to be a problem when an emitter is located near the house? A. the water pressure will be too highB. the emitter filter will become clogged more often C. water will enter the crawl space or basement D. the emitter will be damaged by a lawn mower
C. water will enter the crawl space or basement
Which would NOT be an approved irrigation system pipe? A. PEX B. galvanized steelC. ABS D. Schedule 20 PVC
D. Schedule 20 PVC
The electricity service drop runs through tree branches. What is the best recommendation in this situation? A. The utility should reroute the service drop. B. The utility should cut the tree branches. C. The sellers should have the tree branches cut.D. Anarborist should evaluate the tree.
D. An arborist should evaluate the tree.
The home inspector is NOT required to report the location of the A. water meter. B. main gas service valve.C. electric service equipment.D. main water service valve.
A. water meter.
The home inspector is required to report the location of theA. water meter. B. electric service equipment.C. building sewer cleanout.D. septic tank.
B. electric service equipment.
What information is NOT required in an inspection report? A. the home inspector's name B. the inspection dateC. the property's legal descriptionD. the client's name
C. the property's legal description
The closet where the water heater is located was locked. Hot water was available where required.The best way to report this situation is the water heater. A. was inaccessible.B. closet door was locked. C. was functioning properly. D. was not inspected because the door was locked.
D. was not inspected because the door was locked.
The MINIMUM inspection of an accessible attic involves viewing the attic A. from the access opening.B. from above the access opening. C. by traversing exposed ceiling joists. D. by traversing concealed ceiling joists.
A. from the access opening.
A toilet water supply is shut off, the BEST way to deal with this situation is to A. Turn the valve on, flush the toilet, turn the valve off. B. Report that the toilet was not tested because the valve was off C. Use a bucket to fill the tank and flush the toilet D. Report that the toilet valve was shut off
B. Report that the toilet was not tested because the valve was off
A roof is accessible by ladder and the home inspector believes the roof is safe to walk on. The MINIMUM method of inspecting this roof involvesA. walking on the roof.B. viewing the roof from a ladder at one location. C. viewing the roof from the ground. D. viewing the roof from a ladder at multiple locations.
C. viewing the roof from the ground.
A roof covering is concealed by snow. The attic inspection reveals no evidence of water leaks. The best method of reporting this situation is to state the roof covering was A. functioning properly. B. not leaking. C. not visible. D. concealed by snow and not inspected.
D. concealed by snow and not inspected.
What is the most accurate deficiency description for a dimension lumber floor joist that is not deformed but has a clear span longer than allowed by current standards?A. significantly deficientB. not functioning properlyC. a code violationD. unsafe
A. significantly deficient
What information is usually required when reporting a deficient component? A. the location of the componentB. the implication of the deficiency C. the building code section violatedD. the age of the component
B. the implication of the deficiency
Which of the following is the BEST example of an unsafe condition? A. a large crack in a foundation wallB. several termite–infested floor joistsC. a stairway with uneven height risersD. a large area of moldy drywall
C. a stairway with uneven height risers
A 3–light receptacle tester will NOT display A. an energized neutral. B. a disconnected ground. C. a polarity reversal. D. a bootleg ground.
D. a bootleg ground.
A fiberglass shingle root covering is inspected during the summer. What is the LEAST likely indication that the shingle are near the end of their service life?A. a roof leak B. granule loss C. tabs breaking when bent D. exposed strands of fiberglass
A. a roof leak
What is the MOST likely indication that an air–source air conditioning system is near the end of its service life? A. alow temperature drop across the evaporator coil B. ruston the condenser components C. waterleaking from the evaporator coil cabinetD. deteriorated insulation on the refrigerant line set
C. water leaking from the evaporator coil cabinet
What is the MOST likely indication that an electric water heater lower element has failed? A. significant rustat the lower element B. no hot water at all faucetsC. some hot water, then warm water at all faucetsD. significant rust at the power connection
C. some hot water, then warm water at all faucets
An eight foot tall concrete block wall leans in 1/2 inch and is not cracked. The wall is damp with moderate efflorescence. Who is the BEST specialist to recommend? A. a foundation contractor B. a geotechnical engineer C. a structural engineer D.a landscape contractor
D. a landscape contractor
Nails that penetrate the roof sheathing are rusted. Some areas of roof sheathing present moisture stains and fungal growth. What is the MOST likely cause of these conditions?A. air leaking from the house into the attic B. inadequate attic insulationC. absence of a Class II vapor retarderD. water leaking around the nails
A. air leaking from the house into the attic
There is a crack at the upper comer on the lock side of an interior door. The crack gets wider it runs toward the ceiling. The door scrapes against the lock–side jamb. What is the BEST recommendation in this situation? A. repair by a handyman B. evaluation by a contractorC. repair by a contractorD. evaluation by an engineer
B. evaluation by a contractor
While performing a buyer's inspection at an occupied house, the home inspector detects a minor gas leak at the exterior gas meter. What is the home inspector's MOST appropriate action? A. shut off the gas at the meterB. call the firedepartment C. notify the seller's real estate agent D. advise the buyers to leave the property
C. notify the seller's real estate agent
What is the correct term for the component shown in the picture? A. I–joist B. truss C. metal plate joistD. composite lumber beam
//fce-study.netdna-ssl.com/2/images/upload-flashcards/61/06/16/16610616_m.jpg
What is NOT required to establish an agreement between a home inspector and a client? A. negotiation B. acceptance C. consideration D. Offer
A. negotiation
An inspection agreement presented to the client after the inspection may be declared invalid. What is the MOST likely reason for declaring such agreements invalid? A. Inspection agreements must be presented before the inspection begins.B. There was no opportunity to negotiate the agreement C. There was no exchange of considerationD. The home inspector breached a duty to present the agreement in a timely manner.
B. There was no opportunity to negotiate the agreement
A home inspection agreement is most likely to be interpreted using which law? A. federal B. county C. state D. Parish
C. state
A real estate agent’s signature on an inspection agreement is most likely to be valid ifA. the agents broker allows agents to sign inspection agreements. B. the home inspector agrees to allow the agent to sign the agreement.C. the buyer is out–of–state and cannot attend the inspection.D. the agent is acting within the scope of the agent’s authority.
D. the agent is acting within the scope of the agent’s authority.
A limitation of remedies clause is most likely to have which effect? A. reduce the client’srecovery of damages from the home inspector B. stop the client from suing the home inspectorC. reduce third party claimsagainst the home inspector D. stop the real estate agents from suing the home inspector
C. reduce third party claims against the home inspector
Mediation can best be described as a A. Court imposed settlement B. Facilitated negotiation C. Quasi–judicialprocess D. Non–binding arbitration
B. Facilitated negotiation
What situation would General Liability insurance be likely to cover?A. Home Inspector does not see a defect behind a large dresser. B. Client injures herself while accompanying the home inspector. C. makes a hole in the ceiling. D. home inspector improperly reported a condition.
C. makes a hole in the ceiling.
A home inspector surety bond may best described as a promise to pay if A.The home inspector fails to report a defectB. the home inspector steals something from an inspected property. C. a client is injured during an inspection.D. the home inspector does not pay a court judgment.
D. the home inspector does not pay a court judgment.
Ordinary negligence can best be described as a failure to A. perform as areasonable person would have under similar conditions. B. exercise slight care or as a reckless disregard of a legal duty. C. confirm that a statement is true before making it. D. fulfill an agreed–upon promise
A. perform as a reasonable person would have under similar conditions.
A home inspector failed to report a significant defect. Recovery of monetary damages is most likely as an act of A. gross negligence. B. negligent misrepresentation.C. ordinary negligence. D. fraud.
B. negligent misrepresentation.
Which is most likely to be considered an ethical breach by a home inspector? A. giving Christmasgifts to real estate agents B. sponsoring areal estate brokerage golf party C. paying to be areal estate brokerage's preferred home inspector D. recommending a pest inspection company
C. paying to be a real estate brokerage's preferred home inspector
The home inspector encounters a steam boiler that is shut down for the season. The home inspector has been trained to inspect steam boilers but rarely sees them.What is the best method for dealing with this situation?A. Inspect the boiler and report any visible defects. B. Tell the client that you are not qualified to inspect steam boners.C. Report that the boiler was shut down.D. Report that the boiler was not inspected and recommend that it be inspected.
D. Report that the boiler was not inspected and recommend that it be inspected.
Sending the inspection report to which party is LEAST likely to be considered an ethical breach by a home inspector? Assume all parties attended the inspection. A. the client's parents B. the buyer's agent C. the seller's agent D. the seller
A. the client's parents
Which is the best example of heat flow by conduction?A. heat flowing from inside the to the outside radiatorB. heat flowing from a forced–air supply registerC. heat flowing from a steam boiler inside pipesD.heat flowing from a floor furnance
A. heat flowing from inside the to the outside radiator
When should a combustion air NOT be drawn from inside a building?A. the building has 3 stories above gradeB. the building is built using tight construction methodsC. the total BTU/h input of the appliances exceeds 160,000D. the appliance is a direct exhaust type
B. the building is built using tight construction methods
The flame from a properly adjusted oil burner should be what color?A. BlueB. YellowC. OrangeD. White
D. White
What component is involved in controlling when a hot water boiler activates?A. a humidistatB. a pressuretrolC. a aquastatD. a high limit switch
C. a aquastat
Where would you find an equalizer pipe be found?A. near a steam boilerB. near a hot water boilerC. in a common gas ventD. in a plumbing stack
A. near a steam boiler
Brown–colored particles under the flue collar of a induced draft fan gas furnace are most likely an indication of which defect?A. flame rolloutB. a faulty draft inducerC. an excessively long vent connectorD. a barometric damper is stuck open
C. an excessively long vent connector

A common term for the supply pipes going from the basement ceiling to the upstairs bathroom is

A Riser

Polybutylene (PB) water supply tubing is seen in the house. You should report that it:

Will require expensive replacement

A common place for steel enamel sinks to "rust out" and leak is the:

Overflow channel

4 Water heaters are NOT allowed in

Closets of Bedrooms or Bathrooms

What appliance may vent into a chimney along with an oil ­fired furnace if allowed by local code.

Gas Water Heater

6 What type of vent pipe material is allowed to run through a ceiling, roof, or wall for a natural gas appliance?

Type B UL approved

A drain waste vent installed on an individual fixture where there is no access to a conventional venting system is known as a(n):

Mechanical vent

A sewage ejection pump in a vacant single­family home continues to operate intermittently for a few minutes after all the fixtures have been operated. This is MOST probably due to

A Leaky Check Valve

Sewage ejector pumps are necessary when a toilet is

Below the Sewer line

Flexible gas connectors for gas dryers may NOT be:

10 coupled together or longer than 8 feet, in or through anything

The purpose of a thermocouple is to

Shut gas off

A flame or sparking device within gas appliances MUST be elevated off the garage floor AT LEAST

18 inches

13 Which of the following should NEVER be installed in a concrete slab­on­grade floor

Gas Piping

Ledger boards should be securely attached directly to the house by

properly sized lag bolts every 16 inches.

What is the MAXIMUM distance between foundation anchor bolts for sill plates

6 feet

. All vertical joints of panel sheathing shall occur over

Studs

Subflooring may be omitted when a 1-inch nominal tongue-and groove wood strip is applied perpendicular to the joists and the joist spacing does NOT exceed

16inches

What should the slope of the grade be away from a structure

1 inch per 6 feet

is discovered that a 3" deep notch is cut at the end of a 2X10 floor joist. The home inspector's report should include:

The notch exceeds acceptable depth

The joints on the exterior of the brick chimney


should be:

raked

While inspecting the furnace you detect very high levels of carbon monoxide at the supply air registers. You should:

Open windows, shut down systems, and advise immediate evaluation by an HVAC contractor

You observe approximately 12 inches of loose fill fiberglass insulation in an attic space. You advise the client that the "R" value is approximately:


""rolled bats


'''spray foam

R30 2.2-2.7/inch


R45 3.8/inch


4/inch

It is recommended that stucco sidewall finishes on houses with more than one story should be __________________ framed

balloon

The purpose of anchor bolts in a sill plate is to:

prevent movement

Which of the following is the correct termination where the sloped roof terminates with an EIFS wall?

Kick out flashing into the gutter

What type of foundation has a large amount of reinforced steel and is known as a floating foundation?

Mat foundation slab

Water is dripping from the cold water pipes above a gas water heater. This might be caused by:

exhaust spillage

When evaluating the operation of an AC system during the summer months, the temperature differential between the supply and renew air should typically be

15-20

The proper slope on a drain line is:

1/4 to 1/2 inch per foot

In AC unit, what line is warm and which is cold and insulated?

suction line cool and insulated-low pressure


the liquid line is warm-high pressure. Both lines are copper

how many gallons/cubic ft of h20

7.5

what is the equation to measure amount of water in a square pool, round pool?

Volume(gallons)=l x w x depth x 7.5


or pi x radius squred x depth x 7.5


For liters replace 7.5 w/1000

What is the weight of H2o


weight of chlorine?

1 gallon=8.3lbs


10lbs


1ppt=1/20th of a drop of water

What order is pool built

Dig pool and pipe trenches, gravel, plumbing and steel, main drain, skimmers, test for leaks,


rebar, electrical bonding, electrical, concrete(5 walls, 6 floor), tile at waterline, pool equipment installed, walls are plastered(keeps concrete from being pourous), water added



what direction does water flow in a pool

Main drain and/or skimmer, valve, pump, filter, heater, back to pool

What is the minimum size of an egress window

20w x 24(5.7 sq feet) with clear space in front of window that is 36x36. Bottom of window well can be no more than 44 above the floor.



What gauge copper wire goes to a 20amp


alum?


15 amp?


30 amp?



Copper: 10g=30a 12g=25a 14g=20a



A xV=

Watts

Ohms law

V=IR Volts=Current(amps)x resistance(ohms)