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Electric Circuits

Electric Circuits
In the figure, the potential difference between points P and Q is

 6 V.
 12 V.
 10 V.
 - 6 V.

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Electric Circuits
Silver coating is provided for

  all of above.
  bearing surfaces.
  decorative purpose.
  protective purpose.

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

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Electric Circuits
Three 3Ω resistors are connected to form a triangle. What is the resistance between any two of the corner?

  2 Ω.
 3 Ω.
 9 Ω.
 6 Ω.

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Electric Circuits
In the circuit shown below if I = 2 A then find V?

 2 V.
 5 V.
 3 V.
 1 V.

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Electric Circuits
A motor having a power factor of 0.8 absorbs in active power of 1200 W the reactive power drawn from the supply is _________ VA.

 900
 400
 250
 130

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MORE MCQ ON Electric Circuits

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