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Electric Circuits

Electric Circuits
Form factor is equal to Peak factor in case of

 saw tooth wave.
 square wave.
All of these
 triangle wave.

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Electric Circuits
A 10 μF capacitor and 100 W, 220 V lamp is connected in series across a 220 V alternating supply. In which frequency of the supply the lamp will glow brightest?

 100 Hz.
 1 Hz.
 1000 Hz.
 10 Hz.

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Electric Circuits
A constant voltage source has

 minimum current capacity.
 low internal resistance.
 minimum efficiency.
 high internal resistance.

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Electric Circuits
From the circuit diagram shown in question 1 find the Norton current.

 1 A.
 2 A.
 4 A.
 2.5 A.

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Electric Circuits
If the peak value of a sine wave is 100 V, then its RMS value will be

 63.6 V.
 88 V.
 100 V.
 70.7 V.

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Electric Circuits
A positive and a negative charged conductor are initially 50 mm apart. When they are moved close together so that they are now only 10 mm apart, the force between them will be

 10 times greater than before.
 5 times smaller than before.
 5 times greater than before.
 25 times larger than before.

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MORE MCQ ON Electric Circuits

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