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Electric Circuits

Electric Circuits
The life of a lead acid battery is expected to be

 1 year.
 2 to 5 years.
 10 to 15 years.
 6 months.

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Electric Circuits
The basic circuit elements are

None of these
 both A and B.
 Vs, Is.
 R, L and C.

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Electric Circuits
In series RLC circuit what is the power factor just above the resonance frequency?

 Lagging
 Zero
 Unity
 Leading

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

 10 Ω.
 100 Ω.
 1 Ω.
 0.1 Ω.

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Electric Circuits
The voltage across R and L in a series RL circuit are found to be 200 V and 150 V respectively the rms value of the voltage across the series combination is ______ V.

 250
 200
 360
 450

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

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

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MORE MCQ ON Electric Circuits

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