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66 Cards in this Set

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The force of water on the hull acting in a vertical or upward force (pushing up) causing the vessel to float is _____?
Bouyancy
The ability to keep water out of a compartment or vessel is called ____?
Watertight integrity
Of the three basic types of hulls, which hull skims along the surface of the water as speed increases?
Planing hull
What type of keel has stiffeners (vertical or upright members to increase strength) to protect the boat's hull plating, and reduce roll?
Bar keel
What is the point on a vessel's underwater body that reaches the greatest depth. Measured from the waterline to bottom of the keel.
Draft
What term is used to describe the difference between light displacement and loaded displacement?
Dead Weight
FACT>>>
Weight and buoyancy are equal to each other and act in opposite directions.
FACT>>>
The center of gravity will NOT move away from the added weight.
When a boat is at rest, the center of buoyancy acting upwards/vertically is below the center of gravity acting downwards. It is at this point that a boat is considered to be ______.
in equalibrium.
Which type of stability balances the vessel fore and aft?
Longitudinal
Internal forces caused by the placement of weight aboard a vessel are called _______ forces?
static
In a compartment, when loose water shifts from side to side or forward and aft due to turning, speed changes, or wave action, which may cause the vessel to not want to right itself. This causes a loss of stability and is referred to as ____?
free surface effect.
When a vessel collects ice on deck, the center of gravity will move ____ and ____ the ice on a vessel, affecting vessel stability.
up and toward the ice.
FACT>>>
A watertight compartment is a space within the vessel.
FACT>>>
Knife edges on a water tight door are unpainted, bright and smooth.
Watertight hatches can be mounted on the deck of a vessel in different ways. Which is NOT a feature on a watertight hatch?
Have a quick acting hatch actuator handle.
When using the tow bitt, the point where the static pulling force becomes such that any increase in engine load could lead to damage to the engine or tow bitt is called excessive ______?
Bollard pull
Lines are made of natural or synthetic fibers, the fibers are twisted into _____?
Yarns
Natural and synthetic line is measure by _______, and wire rope is measured by ______?
circumference (line) and diameter (wire rope).
Describe a plain laid line.
Three strands, right laid most common.
What is the name of the natural fiber plant manila line made from?
Abaca
What type of synthetic line is half the strength of nylon, 25% lighter that nylon, and it is designed to float on water/
Polyproylene
A periodic inspection of all working lines used at your unit should be made paying special attention to A.the color the line is, B. the weather, C. how clean the line is, D. Cockles.
D. Cockles (assholes) reverse twist in strands.
After making a aline fast to a cleat, the most common method of stowing the extra line on deck or on the dock is to ______.
Coil the line
What is the general term for any wooden support used in the rigging of a ship?
Spar
Which of the following is not a tool used in splicing line? Pusher, Fid, Mouse, Marlinspike
Mouse
When splicing three-strand, plaid-laid natural fiber line, there is a minimum of how many tucks per strand?
3
When splicing three-strand, plaid-laid synthetic line, there is a minimum of how many tucks?
4
The ____ splice may be used to prevent an unwhipped line from unlaying.
King, (Crown)
The ____ splice may be used on the end of fender lines.
back splice
When splicing double-braided nylon line, at what mark do you extract the core from the cover?
Mark X
When splicing double-braided nylon line, what is the distance from mark "1" to mark "2"?
A distance equal to the short section of the tubular fid.
When splicing double-braided nylon line, tie a slip knot approximately _____ fid lengths from "X"
5
When splicing a large eye into double-braided nylon line, where is the fid holding the core inserted?
At the same point they come out
What type of stitch is used to finish an eye splice made with double-braided nylon line?
Lock stitch
What type of seizing s the most commonly used and most practical?
Round seizing
During times of foul weather the optional ______ lines may be used to provide additional holding strength?
breast
The CG-approved type III dynamic strength-tested PFD is rated for ______, and is established as the minimum flotation requirements for shore and cutter-based boat operations.
50 MPH (miles per hour) not knots.
The type III PFD, also known as a "flotation aid" has how many pounds of buoyancy at a minimum?
15.5 pounds.
What accessories shall be outfitted on PFDs in service?
Whistle and Personal signal light
What is an advantage to wearing the Type III PFD Floatation Jacket?
This jacket can be used in lieu of the vest style, type III PFD.
FACT>>>
CG-approved Type III PFD will NOT turn an unconscious crewmember face up.
FACT>>>
The type III flotation jacket is _______ for high speed boat operation.
not dynamic strength tested
The mustang suit MD3031 can be worn under what other piece of equipment?
Boat Swimmers Harness
How many pounds of buoyancy does the mustang MD3031 suit provide its wearer?
45
The Mustang survival inflatable vest, MD 0450, version 22, delivers up to how many inches of free board for wearer protection?
9
The Lifesaving Systems Life Preserver Survival Vest (LPSV) should not be worn by anyone under _____ pounds or under ______ years of age.
110, 14
How many pounds of buoyancy does the anti-exposure coverall provide?
22 to 45
How many straps must be tightened on the anti-exposure coveralls before entering the water?
5
A dry suit is comprised of how many layers?
3
What is worn as level 1 of the dry suit?
Polypropylene underwear
How are dry suits stored?
Clean and dry
What emergency signaling device is used to attract attention by reflecting light at the target?
Emergency signaling mirror
How many pockets does the Boat Crew Survival Vest have?
5
The personnel marker light (PML) may be worn on the vest, but _____.
it is not a substitute for the Distress Signal Light
Whistle produces audible sound ______ meters, and _______ yards.
1,000 meters and 1,100 yards
On a 41' UTB, what is your first method of egress from inside the forward crew compartment after it has capsized?
Emergency escape hatch
______ is not a recommended egress point for the RB-S.
Aft window area
The loss of _____ is the greatest danger to survival in open water.
body heat
What is not a factor affecting how long a person can stay alive in cold water?
their size. The effects of wind and waves, temperature of the water, actions taken by the survivor, and physical condition determine time a person can stay alive.
Personnel should always use the ______ box to determine the appropriate outer garment to wear.
50/50
When donning the dry suit, what is your second layer of protection in garment layering?
Fleece
The cold weather glove system consists of how many layers?
3
What are signs of hypothermia?
shivering, numbness, apathy
Once capsized, when would it be necessary to attempt swimming?
To reach a floating object
The six-person rescue and survival raft is usually carried on Coast Guard boats greater than _______ feet in length?
30
Eight and 25-person CG-approved life rafts have a service life of how many years?
20
Following a capsizing, the senior ranking person will take charge and assign tasks to other survivors based on their ______?
individual capabilities