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Electric Circuits

Electric Circuits
When 125 V is applied across a 250 V, 100 W filament incandescent bulbs, the power consumption is

 25 W.
 50 W.
 12.5 W.
 100 W.

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Electric Circuits
Among the options which metal has the highest electrical conductivity?

 Copper.
 Stranded aluminium.
 Aluminium.
 Steel.

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Electric Circuits
What is I1 in the given circuit?

  1 A.
  3 A.
  0.5 A.
  1.5 A.

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Electric Circuits
The lead acid cell should not never be discharged beyond

 2.1 V
 1.8 V.
 2 V.
 1.9 V.

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Electric Circuits
Three resistors each R Ohm is connected to form a triangle. The equivalent resistance across any terminals is

 R/2.
 2R/3.
 R.
 3R/2.

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Electric Circuits
Instantaneous power in inductor is proportional to the

 square of instantaneous current.
 square of the rate of change of current.
 product of the instantaneous current and rate of change of current.
 temperature of the inductor.

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MORE MCQ ON Electric Circuits

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