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30 Cards in this Set
- Front
- Back
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Unit of Electricity = Amount
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AMP = Ampere
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Disconnect circuit from power supply
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BREAK
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Any material (usually metal) that allows electricity to flow through or along it
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CONDUCTOR
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An electric current that only flows in one direction
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DC = Direct Current
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Regularly reversing flow of electricity several times a second
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AC = Alternating Current
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Having no voltage, not attached to any source of current
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DEAD
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Accidental (or intentional) connection of something to the ground
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GROUND
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What device detects small amounts of current flow to prevent shock by tripping the circuit
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GFCI = Ground Fault Current Interrupter
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A live or energized wire, motor, or piece of equipment that is carrying an electrical current
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HOT
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Any material that offers great resistance to, or will not allow, the flow of electricity through or along it
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INSULATOR
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Total amount of current drawn (or electricity being consumed) by everything in a given system
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LOAD
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Unit of Electricity = Measure of resistance to conductor of current flow
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OHM
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The opposition to the flow of electricity
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RESISTANCE
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A circuit breaker does this to break a circuit (when an electrical wire is short-circuited)
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TRIPS (or KICKS)
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Unit of Electricity = Measure of electromotive force needed to drive 1 Amp through 1 Ohm
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1 VOLT
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Unit of power consumed = work done @ a given rate = (V x A = _____)
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V x A = WATTS
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What does AFCI stand for? (Hint: It is required in all bedrooms now)
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AFCI = (Arc Fault Circuit Indicator)
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What color is the BIGGEST wire-nut?
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RED
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What color is the SMALLEST wire-nut?
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ORANGE
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What color is the MEDIUM wire-nut?
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YELLOW
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The black terminal on a 3-way switch
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COMMON
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What breaker should be used with 12 gauge conductors?
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20 AMP
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What breaker should be used with 14 gauge conductors?
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15 AMP
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Black Conductor
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HOT
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White Conductor
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NEUTRAL
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How many volts are at a duplex recepticle
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120 VOLTS
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How many volts are at a dryer recepticle
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240 VOLTS
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What does AWG
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AMERICAN WIRE GAUGE
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Power in =
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LINE
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Power out =
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LOAD
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