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Electric Circuits

Electric Circuits
In ideal system coefficient of coupling(k) is

 Both 2 and 3
 ∞
 1
 0

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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

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

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Electric Circuits
In the circuit shown below, find the thevnin equivalent resistance.

 1.5 Ohm.
 5/6 Ohm.
 5 Ohm.
 6/5 Ohm.

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Electric Circuits
Which of the following may be value of resistivity of copper?

 1.7 X 10 - 6.
 1.7 X 10 - 5.
 1.7 X 10 - 3.
 1.7 X 10 - 4.

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Electric Circuits
The capacitance of a parallel plate capacitor can be varied by

 changing the dielectric medium only.
 changing the overlapping area of the plates only.
 changing the distance between the plates only.
All of these

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Electric Circuits
The term trickle charge is associated with

 nickel iron battery.
 dry cell.
 lead acid battery.
 silver zinc battery.

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MORE MCQ ON Electric Circuits

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