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Question:
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Power factor in a normal electrical circuit be ______:
Unity
Ohm's law states _______.
Voltage = amps x resistance
The Locked Rotor Current (LRC) of a single phase motor is about _______ of full load current of the motor:
5 to 7 times
The starting winding of an AC single phase motor is _______ out of phase with the run winding:
45 degrees
In normal 60-cycle operation, the polarity changes _____ times per second.
120
DC converters convert AC power to DC power
True
In residential buildings, small appliance loads should have two or more _______.
20 ampere branch circuits
Rate of change of charge is defined as:
Current
More the number of poles, ____ the motor rotates:
Slower
All electrical installations must meet the _______:
NEC
The current carrying capacity of a wire depends on the:
Size of conductor cross section
In a parallel circuit which of the following across each load is same:
Voltage
Resistance is measured in which of the following:
ohms
The direction of rotation of a single-phase motor can be reversed by changing the connections in the motor terminal box
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