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Electric Circuits

Electric Circuits
In above question, if circuit efficiency is 90 %. What will be output power ?

  40 kW.
  37.3 kW.
  30 kW.
  35.6 kW.

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Electric Circuits
An alternating voltage = 140 sinθ is supplied to a device which offers a resistance of 20 Ω in forward direction of current in reverse direction. Calculate the form factor.

 1.11.
 0.57.
 1.414.
 0.318.

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

 0.2 F
 0.5 F
 0.05 F
 0.02 F

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Electric Circuits
In which of the following networks it is not possible to find the transient free response?

 RC
 RL
 RLC
 RL, RC, and RLC

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Electric Circuits
Condition of symmetry in Z-parameter representation is

 Z11 = Z12.
 Z12 = Z22.
 Z11 = Z22.
 Z12 = Z21.

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Electric Circuits
For symmetrical wave form average value of one full cycle is

 1.11
 2.22
 1
 0

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