The opposition by a coil to the flow of alternating current is called (disregard
resistance) - ANSWER Inductive reactance
What is the operating resistance of a 30-watt light bulb designed for a 28-volt
system? - ANSWE
...
The opposition by a coil to the flow of alternating current is called (disregard
resistance) - ANSWER Inductive reactance
What is the operating resistance of a 30-watt light bulb designed for a 28-volt
system? - ANSWER 26 Ohms
Which of the following are commonly used as rectifiers in electrical circuits? -
ANSWER Diodes
Through which material will magnetic lines of force pass the most readily? -
ANSWER Iron
A 48-volt source is required to furnish 192 watts to a parallel circuit consisting of
three resistors of equal value. What is the value of each resistor? - ANSWER 36
Ohms
When referencing resistance in a parallel DC circuit, which of the following
statements is true? - ANSWER The total current is equal to the sum of the
currents through the individual branches of the circuit
If each cell, connected in series, equals 2 volts, how would a 12-cell lead acid
battery be rated? - ANSWER 24 volts
What is the opposition to the flow of AC produced by a magnetic field with
generated back voltage (EMF) called? - ANSWER Inductive reactance
What is the likely result of servicing and charging nickel-cadmium and lead acid
batteries together in the same service area? - ANSWER Contamination of both
types of batteries
Nickel-cadmium batteries which are stored for a long period of time will show a
low liquid level because - ANSWER Electrolyte becomes absorbed into the plates
What will a voltmeter read if properly connected across a closed - ANSWER Zero
Voltage
What is the basic unit of electrical quantity? - ANSWER Coulomb
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