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Electric Circuits

Electric Circuits
A branch of a network is said to be passive when it contains

 voltage source.
 battery.
 voltmeter.
 current source.

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Electric Circuits
1 F is theoretically equal to

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

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Electric Circuits
Fall time is the time required for a pulse to decrease from 90 to ________% if its maximum values

 20
 10
 15
 5

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Electric Circuits
For Norton’s equivalent circuit

 Isc = Voc / Req.
 Voc = Req /Isc.
 Isc = Voc Req.
 Voc = Isc / Req.

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Electric Circuits
The maximum current rating for a 10 k Ω, 0.5 W resistor is

 14.14 mA.
 28.28 mA.
 7.07 mA.
 0.707 mA.

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Electric Circuits
A 2m long conductor, carries a current of 50 A at a magnetic field of 100 × 10 − 3 T. The force on the conductor is

 10000 N.
 1000 N.
 10 N.
 100 N.

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MORE MCQ ON Electric Circuits

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