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Electric Circuits

Electric Circuits
The rms value of sinusoidal voltage wave V = 200sinω0t

 200√2 V.
 100 V.
 100√2 V.
 200 V.

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Electric Circuits
Which resistor will be physically larger in size?

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

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Electric Circuits
A series circuit consists of R = 20 Ω, L = 20 mH, and AC supply 60 V with f = 100 Hz. The voltage drop across R is

  30.6 V.
 40.8 V.
 24.4 V .
  50.8 V.

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Electric Circuits
From the circuit diagram shown in question 1 find the Norton current.

 1 A.
 2 A.
 4 A.
 2.5 A.

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Electric Circuits
What is Va in the below circuit?

 (6R + 10) / 3.
 (6R - 10) / 3.
 (4R + 10) / 3.
 (3R + 10) / 3.

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Electric Circuits
Three resistances have the following ratings 150 Ω at 5 %, 100 Ω at 5 % and 200 Ω at 5 % respectively. The percentage error when all the three are connected in series will be

 + 8 %.
  + 6 %.
  + 5 %.
 + 7 %.

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MORE MCQ ON Electric Circuits

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