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Electric Circuits

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

All of these
 Vr/V
 P/S
 R/Z

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Electric Circuits
The Laplace Transform of a shifted unit step f (t) = U (t-a) is

 e-as.
 se-as.
 s(1-e-as).
 (e-as)/s.

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Electric Circuits
Addition of which of the following substance in electrolyte helps in producing bright finish?

 Dextrol.
 Glycerine.
 Any of above.
 Phenol.

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

 inductance.
 voltage.
 resistance.
 current.

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Electric Circuits
The lead acid cell should not never be discharged beyond

 2.1 V
 2 V.
 1.9 V.
 1.8 V.

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

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

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MORE MCQ ON Electric Circuits

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