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Electric Circuits

Electric Circuits
The capacity of a cell is measured in

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

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Electric Circuits
A particular current is made up of two component : a 10 A and a sine wave of peak value 14.14 A. The average value of current is

 24.14 A.
 zero.
 10 A.
 14.14 A.

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

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

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Electric Circuits
A periodic voltage having the Fourier series V(t)= {1 + 4sinω0t}

 1 W.
 11 W.
 24.5 W.
 21 W.

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Electric Circuits
The capacitive reactance of an electric circuit is 50 Ohms. The frequency of supply becomes doubled. What is the new capacitive reactance?

 100 Ohms.
 25 Ohms.
 50 Ohms.
 200 Ohms.

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Electric Circuits
When 125 V is applied across a 250 V, 100 W filament incandescent bulbs, the power consumption is

 12.5 W.
 25 W.
 100 W.
 50 W.

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MORE MCQ ON Electric Circuits

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