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Electric Circuits

Electric Circuits
If Vout = 1 V for 1 kHz input then what would be Vout for 10 kHz for same input ?

  1 V.
 None of these.
 0.01 V.
 0.1 V .

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Electric Circuits
Power dissipation in ideal inductor is

 Zero
 Maximum
 Minimum
 A finite value

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Electric Circuits
For Norton’s equivalent circuit

 Voc = Req /Isc.
 Isc = Voc Req.
 Voc = Isc / Req.
 Isc = Voc / Req.

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Electric Circuits
Which of the followings is the expression for energy stored in a capacitor?

 Cv.
 (1 / 2) Cv2.
 C dv / dt.
 C / v.

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Electric Circuits
Advantage of active filter is

  both of above.
  easy to tune.
  derive high impedance load.
  do not offer gain.

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Electric Circuits
A positive and a negative charged conductor are initially 50 mm apart. When they are moved close together so that they are now only 10 mm apart, the force between them will be

 25 times larger than before.
 5 times greater than before.
 10 times greater than before.
 5 times smaller than before.

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