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Electric Circuits

Electric Circuits
By which of the following elements transients will not occur?

 L
All of these
 C
 R

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Electric Circuits
For Norton’s equivalent circuit

 Voc = Isc / Req.
 Isc = Voc / Req.
 Isc = Voc Req.
 Voc = Req /Isc.

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Electric Circuits
Resistor stores the energy in the form of

 electrical field.
None of these
 both A and B.
 magnetic field.

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Electric Circuits
In active filter which element is absent?

 Inductor.
 Both of above.
 Resistor.
 Capacitor.

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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 L is

  39.1 V.
 45.5 V.
 50.5 V.
  31.9 V.

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Electric Circuits
Purpose of using capacitor is / are

 increase p.f of inductive load circuit.
 all of these.
 effect DC filter in electronic circuit.
 to do phase split in AC 1 phase motor.

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MORE MCQ ON Electric Circuits

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