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Electric Circuits

Electric Circuits
The energy stored by a capacitor is given by

 1/2 CV2.
 1/2 QV.
 Q2 / 2C.
 all of them.

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Electric Circuits
The life of a lead acid battery is expected to be

 1 year.
 6 months.
 10 to 15 years.
 2 to 5 years.

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Electric Circuits
While Thevenizing a circuit between two terminals, VTH is equal to

 short circuit terminal voltage.
 none of these.
 net voltage available in the circuit.
 open circuit terminal voltage .

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Electric Circuits
The mass of a proton is

 1.609 × 10 - 31 Kg.
 1.672 × 10 - 27 Kg.
 1.675 × 10 - 27 Kg.
 1.602 × 10 - 19 Kg.

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Electric Circuits
A 60 Hz frequency voltage would cause a bulb to turn on and off

 60 times per second.
 120 times per second.
 70 times per second.
 80 times per second.

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Electric Circuits
For a band pass filter, cut off frequency of the low pass filter should be ___ of the high pass filter?

All of these
 equals to
 less than
 greater than

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MORE MCQ ON Electric Circuits

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