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Electric Circuits

Electric Circuits
A paper capacitor is usually available in form of

 meshed plates.
 tubes.
 rolled foil.
 disc.

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Electric Circuits
The thevnin equivalent of the circuit shown in the figure is

 1.5V, 5/6 Ohm
 0.75 V, 1.5 Ohm
 1.5V, 1.5 Ohm
 0.75V, 5/6 Ohm

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Electric Circuits
Two wires of A and B of the same material and length ‘l’ and ‘2l’ have radius ‘r’ and ‘2r’ respectively. The ratio of their specific resistance will be

 4:1.
 1:2.
 1:8.
 1:1.

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Electric Circuits
For symmetrical wave form average value of one full cycle is

 2.22
 1
 0
 1.11

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Electric Circuits
A 10Ω resistor is stretched to increase its length double. Its resistance will now be

 10 Ω.
 5 Ω.
 40 Ω.
 20 Ω.

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Electric Circuits
Poorest conductor of electricity is

  Carbon.
  Silver.
  Aluminium.
  Steel.

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MORE MCQ ON Electric Circuits

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