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Electric Circuits

Electric Circuits
Unit of apparent power is

 KWhr.
 VAR.
 VA.
 Watts.

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Electric Circuits
Dependent source of current and voltage are those which have

 output dependent on input.
 unidirectional characteristic.
All of these
 independent of any other network variable.

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Electric Circuits
In the figure given, the value of R is

 24 Ω.
 12 Ω.
 18 Ω.
 10 Ω.

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Electric Circuits
If the practical units of voltage and current wave each made 20 times as large as they are at present, what would be the consequent alternation in the size of the unit of capacitance?

 200 times.
 Nil.
 20 times.
 60 times.

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Electric Circuits
The capacity of a cell is measured in

  watts.
  amperes.
  ampere-hour.
  watt-hours.

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Electric Circuits
A series RLC circuit is connected across a 240V, 50 Hz supply. When the voltage across capacitor is 250V, a maximum current of 0.5A flows in the circuit. Find the resistance.

 480 Ohms.
 500 Ohms.
 1000 Ohms.
 100 Ohms.

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MORE MCQ ON Electric Circuits

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