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Electric Circuits

Electric Circuits
The linear circuit element is

 capacitor.
 resistor.
 inductor.
 all of above.

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Electric Circuits
In series R, L circuit power factor can be defined as

 Vr/V
 R/Z
All of these
 P/S

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Electric Circuits
The indication of the state of charge of a battery is best given by

 colour of electrolyte.
 level of electrolyte.
 temperature of electrolyte.
 specific gravity of electrolyte.

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Electric Circuits
In which braking back emf exceeds supply voltage?

  Dynamic.
  None of these.
  Regenerative.
  Plugging.

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Electric Circuits
A 10Ω resistor is stretched to increase its length double. Its resistance will now be

 40 Ω.
 5 Ω.
 20 Ω.
 10 Ω.

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Electric Circuits
Reactive power drawn by a pure resistor is

 0
 minimum
None of these
 maximum

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MORE MCQ ON Electric Circuits

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