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Electric Circuits

Electric Circuits
If the peak value of a sine wave is 100 V, then its RMS value will be

 63.6 V.
 100 V.
 88 V.
 70.7 V.

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Electric Circuits
Highest current density is usually recommended for

  cadmium plating.
  tin plating.
  bronze plating.
  chromium plating.

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Electric Circuits
Internal resistance of ideal voltage source is

 zero
 infinite
 finite
 100 ohms

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Electric Circuits
What will be the resistance if 10 resistors of 10 ohm each are connected in series?

 10 Ω.
 1 Ω.
 100 Ω.
 0.1 Ω.

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Electric Circuits
The ratio of the resistance of a 200 W, 230 V lamp to that of a 100 W, 115 V lamp will be

  0.5.
  2.
 4.
 0.25.

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Electric Circuits
Find the current through 5 Ohm resistor from A to B.

 2A.
 -1A.
 1A.
 -2A.

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MORE MCQ ON Electric Circuits

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