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Electric Circuits

Electric Circuits
An equipotential surface is one which has all points at _____________ potential.

 zero.
 same.
 different.
 none of them.

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Electric Circuits
Which metal is deposited for electro forming?

  Nickel.
  Silver.
  Chromium.
  Iron.

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Electric Circuits
In RL series circuit R=2Ω and L=2mH. What is the value of time constant?

 1msec
 2msec
 100sec
 4msec

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Electric Circuits
An electric field line and an equipotential surface are

 always perpendicular.
 inclined at any angle.
 always parallel.
 none of above.

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Electric Circuits
For finding the Z11 parameter at the input port of a two port network

 input port is short circuited.
 output port is open circuited.
 output port is short circuited.
 input port is open circuited.

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Electric Circuits
You have to replace 1500 Ω resistor in radio. You have no 1500 Ω resistor but have several 1000 Ω ones which you would connect

 three in parallel.
 two in parallel.
 two in parallel and one in series.
 three in series.

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MORE MCQ ON Electric Circuits

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