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Electric Circuits

Electric Circuits
Transients are presents in the circuit when the circuit is having

 C.
 Either L or C.
 L.
 R.

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Electric Circuits
Four resistances 80 Ohm, 50 Ohm, 25 Ohm and R are connected in parallel. Current through 25 Ohm resistance is 4A. Total current of supply is 10A. The value of R will be

 66.66.
 76.66.
 40.25.
 36.36.

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Electric Circuits
What is the unit of potential difference ?

 Ohm
 Volt
 Watt
 Ampere

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Electric Circuits
Which of following capacitor will have least value of breakdown voltage?

 Electrolytic.
 Mica.
 Paper.
 Ceramic.

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Electric Circuits
Which quantity should be measured by the voltmeter ?

 Voltage
 Speed
 Power
 Current

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Electric Circuits
A wire 2.5 m long is bent into a square. An current of 100 A flowing through the wire will produce a magnetizing force at the center of the square, equal to

 222 AT / m.
 196 AT / m.
 144 AT / m.
 72 AT / m.

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MORE MCQ ON Electric Circuits

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