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Electric Circuits

Electric Circuits
Condition of reciprocity in Y-parameter representation is

 Y12 = Y22.
 Y12 = Y21.
 Y11 = Y12.
 Y11 = Y22.

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Electric Circuits
What is the dielectric material used in precision small value capacitor and capacitor used in radio frequency circuits?

 Oil impregnated paper.
 Titanium oxide.
 Vacuum, air.
 Glass.

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Electric Circuits
The power dissipated in a pure capacitor is

 both (B) and (C) above.
 proportional to the value of capacitance.
 zero.
 proportional to applied voltage.

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Electric Circuits
A 2m long conductor, carries a current of 50 A at a magnetic field of 100 × 10 − 3 T. The force on the conductor is

 100 N.
 10 N.
 10000 N.
 1000 N.

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Electric Circuits
The current in a chemical cell is a movement of

  positive ions only.
  negative ions only.
  positive and negative ions.
 positive hole charges.

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Electric Circuits
In a series resonance circuit if bandwidth is 1 MHz and inductance is 1 mH, then what is the resistance value?

 100 Ω
 1 Ω
 1 KΩ
 1 MΩ

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MORE MCQ ON Electric Circuits

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