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Electric Circuits

Electric Circuits
A paper capacitor is usually available in form of

 meshed plates.
 rolled foil.
 disc.
 tubes.

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Electric Circuits
In the figure, the potential difference between points P and Q is

 - 6 V.
 6 V.
 10 V.
 12 V.

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Electric Circuits
Which resistor will be physically larger in size?

 100 Ω, 10 W.
 1 M Ω, 1/2 W.
 1 k Ω, 1 W.
 10 Ω, 50 W.

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Electric Circuits
Three resistances of two ohms each are connected in star. In the equivalent delta representation each resistance will have a value of _______________ Ω.

 0.6.
 3.4.
 6.
 5.2.

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Electric Circuits
Which of the following has positive temperature coefficient ?

  Rubber.
  Gold.
  Paper.
  Germanium.

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

 4msec
 2msec
 1msec
 100sec

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MORE MCQ ON Electric Circuits

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