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Electric Circuits

Electric Circuits
For Norton’s equivalent circuit

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

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

 Lagging
 Zero
 Leading
 Unity

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Electric Circuits
Disadvantages of constant k type filter

  attenuation does not increase rapidly beyond cut off frequency.
  both A and B.
  characteristic impedance unchanged in pass band.
  none of these.

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Electric Circuits
Which material has extremely large resistance?

None of these
 Conductor
 Semiconductor
 Insulator

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Electric Circuits
A capacitor in a circuit became hot and ultimately exploded due to wrong connection, which type of capacitor it could be?

 Any of above.
 Paper capacitor.
 Electrolytic capacitor.
 Ceramic capacitor.

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Electric Circuits
A capacitor carries a charge of 0.1 C at 5 V. Its capacitance is

 0.5 F
 0.02 F
 0.2 F
 0.05 F

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MORE MCQ ON Electric Circuits

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