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Electric Circuits

Electric Circuits
The resistance of 100 W, 200 V lamp is

 200 Ω.
 800 Ω.
 1600 Ω.
 400 Ω.

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Electric Circuits
1 F is theoretically equal to

 1 ohm of resistance
 none of these
 ratio of 1 C to 1 V
 ratio of 1 V to 1 C

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Electric Circuits
If emf in a given circuit is given by e = 100 sinω0t, then maximum value of voltage and frequency will be

 100 V, 50 Hz.
 100 V, 100 Hz.
 100√2 V, 100 Hz.
 50√2 V, 100 Hz.

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Electric Circuits
In a series resonant circuit impedance is

 minimum.
 maximum.
 zero.
 none of these.

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Electric Circuits
For the resonance circuit ω0 = 105, Q = 50, R = 400 Ω the value of C is

 1000 pF.
 250 pF.
 125 pF.
 500 pF.

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Electric Circuits
When the battery is being charged, the terminal voltage decreases with

 increasing temperature.
 increasing charging rate.
 increasing state of charge.
 none of these.

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MORE MCQ ON Electric Circuits

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