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Electric Circuits

Electric Circuits
Which property is used to oppose the flow of current ?

 Poteintial difference
 Inductance
 Capacitance
 Resistance

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Electric Circuits
A coil of negligible resistance has an induction of 100 mH. The current passing through the coil changes from 2 A to 4 A at a uniform rate in 0.1 sec the voltage across the coil during this time would be __________ V.

 8
 50
 36
 2

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

 Ceramic.
 Mica.
 Paper.
 Electrolytic.

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Electric Circuits
Capacitors for P.f correction are rated in

 KVAR.
 KVA.
 KV.
 KW.

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Electric Circuits
Which of the following are typical resistance and power-dissipation values for a carbon-composition resistor?

 10000 ohms, 10 W.
 1000000 ohms, 1 W.
 5000 ohms, 100W.
 10 ohm, 50 W.

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Electric Circuits
What is mean by flow of electrons?

 Voltage.
 Semiconductor.
 Electric current.
 Insulator.

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MORE MCQ ON Electric Circuits

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