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Electric Circuits

Electric Circuits
In RLC series circuit, at resonance condition the value of current is

None of these
 Maximum
 Zero
 Minimum

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Electric Circuits
To obtain a high value of capacitance, the permittivity of dielectric medium should be

 zero
 low
 unity
 high

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Electric Circuits
Conductance of any conductor is expressed as

  watt / ampere2.
  mho.
  volt2 / watt.
  ampere / watt.

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Electric Circuits
A current of 4 A flows in an ac circuit when 100 V dc is applied to it whereas it takes 250 v ac to produce the same current the power factor of the circuit is

 1.
 10.
 0.85.
 0.4.

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Electric Circuits
Constant K type HPF (high pass filter) having cut off frequency 12 KHz and nominal impedance Ro = 500 Ω Find shunt arm inductor L and series arm capacitance C for T and π section of HPF ?

 None of these.
 L = 3.316 mH, C = 132 μF.
 L = 3.316 mH, C = 0.0132 μF.
 L = 0.0132 mH, C = 0.0132 μF.

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Electric Circuits
When resistance element of a heater fuses and then we reconnect it after removing a portion of it, the power of heater will

  increase.
  remain constant.
  decrease.
  none of these.

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MORE MCQ ON Electric Circuits

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