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Electric Circuits

Electric Circuits
Which of the following is the different one in terms of measurements?

 Q
 RC
 2L/R
 L/R

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Electric Circuits
The arrangement of 12 cells each of internal resistance 1.5 Ohm to give maximum current in external load resistance of 2 Ohm will be

 in 4 parallel rows each row having 3 cells in series.
 all 12 in series.
 in 3 parallel rows each row having 4 cells in series.
 all 12 in parallel.

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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.

 0.57.
 0.318.
 1.11.
 1.414.

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Electric Circuits
The alternative names for active power is/are

 true power.
All of these
 real power.
 average power.

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Electric Circuits
In RL series circuit R=2Ω and L=10mH and applied voltage is 10V DC. Then find the current in the network?

 1A
 0A
 10A
 5A

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Electric Circuits
Electro-chemical equivalent is usually expressed in

  mg per coulomb.
  mg per kVA.
  mg per volt.
  mg per kW.

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MORE MCQ ON Electric Circuits

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