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Electric Circuits

Electric Circuits
In 2 port network Z12 = Z21 indicates which property

 unilateral.
 bilateral.
 non linear.
 linear.

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Electric Circuits
What is meant by the rate of flow of an electric charge?

 Electric potential.
 Electric current.
 Electric resistance.
None of these

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Electric Circuits
What is the mass number of an element that has 19 protons, 19 electrons, and 20 neutrons?

 38.
 19.
 39.
 20.

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Electric Circuits
Advantage of active filter is

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

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Electric Circuits
For Norton’s equivalent circuit

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

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Electric Circuits
If the length of a wire of resistance R is uniformly stretched to n times its original value, what will be its new resistance

  nR .
  R / n2.
  n2R.
  n2 / R.

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