Principles of Electricity - Final Assessment

Front

The capacity to transmit something, for example electricity or heat, is known as which of the following? Resistivity, Ampacity, Conductivity, Diversity

Back

Conductivity

Front

Which of the following is NOT an expression of Ohm’s Law? Ohms = volts x amps, Amps = volts/ohms, Ohms = volts/amps, Volts = amps x ohms

Back

Ohms = volts x amps

Front

Which term describes the amount of current a conductor can handle before its temperature exceeds accepted limits?

Back

Ampacity

Front

Which of the following is the standard method for denoting the diameter of a wire? Single-line diagrams, National Electric Code, General ampacity rating, American wire gauge

Back

American wire gauge

Front

Which of the following is NOT an example of an electrical load? Light bulb, Motor, Battery, Resistor

Back

Battery

Front

The ratio of true power used to do work to apparent power supplied to the circuit is known as which of the following? Demand factor, Diversity factor, Load power factor, Connected factor

Back

Load power factor

Front

Which of the following provide estimates of the power used per square foot in various buildings and spaces?
Single-line diagrams, National Electric Code, Load duration curves, Power density tables

Back

Power density tables

Front

The National Electric Code has been adopted in how many states?

Back

50

Front

Which chapter of the National Electric Code discusses cords, switches, receptacles and other equipment for general use?

Back

Chapter four

Front

Which chapter of the National Electric Code refers to communications systems?

Back

Chapter eight