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Electric Circuits

Electric Circuits
Two sinusoidal quantities are said to be in phase quadrature, when their phase difference is

 30o.
 90o.
 0o.
 45o.

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Electric Circuits
Two resistor are said to be connected in parallel when

 both have the same potential difference.
 both ‘b’ and ‘c’
 both carry the same value of current.
 total current equals the sum of branch currents.

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Electric Circuits
Specific resistance is measured in

  ohm - cm.
  mho.
  ohm.
  ohm/cm.

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Electric Circuits
Which of the following are typical resistance and power-dissipation values for a carbon-composition resistor?

 10 ohm, 50 W.
 1000000 ohms, 1 W.
 10000 ohms, 10 W.
 5000 ohms, 100W.

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Electric Circuits
In parallel RC circuit total current is 5A and current through resistor is 3A. What is the current through capacitor?

 2A
 5A
 3A
 4A

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Electric Circuits
A 100 μF capacitor supplied from 3 V source with a frequency of 50 Hz. The capacitive reactance is

 15.92 Ω.
 63.68 Ω.
 31.84 Ω.
 7.96 Ω.

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MORE MCQ ON Electric Circuits

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