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Electric Circuits

Electric Circuits
In the given figure the value of the source voltage is

 44 V.
 30 V.
 12 V.
 24 V.

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Electric Circuits
If N is the number of nodes and b is the number of branches in a network, then rank of cut set matrix is

 N - 1.
 b - N + 1.
 N.
 b - N - 1.

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Electric Circuits
During electroplating the amounts of different substances liberated by same quantity of electricity are proportional to their

  valency.
  chemical equivalents.
  atomic numbers.
  atomic weights.

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Electric Circuits
2) Two sinusoidal emfs are given as e1 = Asin(wt+45) and e2 = Bsin(wt-30). The phase difference between the two quantities in degrees is

 105.
 60.
 15.
 75.

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Electric Circuits
In active filter which element is absent?

 Capacitor.
 Inductor.
 Resistor.
 Both of above.

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

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

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MORE MCQ ON Electric Circuits

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