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Electric Circuits

Electric Circuits
What would be the power given by source V2?

 - 5 W.
 5 W.
 0 W.
 10 W.

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Electric Circuits
In question no.3, which of the following is true ?

 None of these.
 i(0+)= iL(0+).
 ic (0+) = i(0+).
 iL(0) = ic (0).

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Electric Circuits
Two identical resistors are first connected in parallel then in series. The ratio of resultant resistance of the first combination to the second will be

 2.
 0.5.
 0.25.
 4.

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Electric Circuits
By which of the following elements transients will not occur?

All of these
 R
 L
 C

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Electric Circuits
A motor having a power factor of 0.8 absorbs in active power of 1200 W the reactive power drawn from the supply is _________ VA.

 400
 250
 130
 900

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Electric Circuits
The electron is lighter than a proton by a factor of about

 184.
 18.4.
 1840.
 18400.

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