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Electric Circuits

Electric Circuits
From the circuit diagram shown in question 1 find the thevnin voltage.

 5 V.
 3 V.
 15 V.
 1.5 V.

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Electric Circuits
The electrical conductivity of metal is typically of the order of (in ohm - m)

 10 - 4.
 105.
 107.
 10 - 6.

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Electric Circuits
The rms value of the voltage U(t)= 3 + 4cos(3t)

  4.123 V.
  5 V.
 7 V.
 {3 + 2(1.141)} V.

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Electric Circuits
Silver coating is provided for

  protective purpose.
  decorative purpose.
  all of above.
  bearing surfaces.

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Electric Circuits
A capacitor is charged by a constant 10 mA current sources which is turned on for 1 second. Assuming the capacitor is initially charge free; determine the charge delivered to and the power supplied by the source if the capacitor has a value of 1 mF.

 0.1C, 10MW.
 0.01C, 10MW.
 0.01C and 5W.
 0.1C, 100MW.

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Electric Circuits
Flux in a magnetic circuit can be compared in an electric circuit to

 resistance.
 voltage.
 current.
 inductance.

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MORE MCQ ON Electric Circuits

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