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Electric Circuits

Electric Circuits
Unit of apparent power is

 VA.
 Watts.
 KWhr.
 VAR.

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Electric Circuits
Coating generally recommended for hard surfacing is

 copper plating.
 chromium plating.
None of these
 lead plating.

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Electric Circuits
Flux in a magnetic circuit can be compared in an electric circuit to

 resistance.
 inductance.
 voltage.
 current.

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Electric Circuits
Which of following capacitor will have least value of breakdown voltage?

 Paper.
 Ceramic.
 Electrolytic.
 Mica.

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Electric Circuits
Can a 250 V, 5 A single way switch be used in place of a 250 V, 15 A Switch?

  Single way switch doesn exist.
  Single way switch doesn operate at such current ratings.
  No.
  Yes.

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Electric Circuits
If a pure inductor is connected across the ac source, the average power taken by the inductor is

 maximum power.
 a few watt.
 100 watt.
 zero watt.

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MORE MCQ ON Electric Circuits

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