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Electricity for HVAC_R Unit 12
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Electricity for HVAC_R Unit 12
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Electricity for HVAC/R Unit 12 Q&AOne kilowatt of electrical energy is equal to 1,000,000 watts. - (correct answer)The
correct answer is 'False'.
As loads are added in a parallel circuit, the total resistance of the circuit ____. - (correct
answer)The correct answer is: will decrease
What type of charge does an electron have? - (correct answer)The correct answer is:
negative
If three bulbs are wired in parallel and one bulb burns out, the total current of the circuit
will decrease. - (correct answer)The correct answer is 'True'.
As the diameter of a wire increases, its resistance will also increase. - (correct
answer)The correct answer is 'False'.
In a circuit with two or more resistances in series, the total resistance in the circuit is the
sum of the resistances. - (correct answer)The correct answer is 'True'.
If two light bulbs are wired in series and one bulb burns out, the other bulb will ____. -
(correct answer)The correct answer is: go out
If a conductor carrying electrical current is formed into a coil, the strength of the
magnetic field generated by the wire will increase. - (correct answer)The correct answer
is 'True'.
The main purpose of a rectifier is to convert direct current (DC) to alternating current
(AC). - (correct answer)The correct answer is 'False'.
In a circuit with two or more resistances in parallel, the total resistance in the circuit is
the sum of the resistances in the circuit. - (correct answer)The correct answer is 'False'.
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