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Electric Circuits

Electric Circuits
A capacitor carries a charge of 0.3 C at 20 V. Its capacitance is

 15 μF.
 1.5 F.
 0.015 F.
 1.5 μF.

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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.
 2R/3.
 R/2.
 3R/2.

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Electric Circuits
Poorest conductor of electricity is

  Carbon.
  Steel.
  Silver.
  Aluminium.

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Electric Circuits
Find the current through 5 Ohm resistor from A to B.

 -2A.
 2A.
 1A.
 -1A.

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Electric Circuits
The resistance of a conductor of diameter d and length l is R Ω. If the diameter of the conductor is halved and its length is doubled, the resistance will be

 R Ω
 2R Ω
 4R Ω
 8R Ω

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Electric Circuits
Cells are connected in parallel in order to increase

 voltage rating.
 efficiency.
 life of the cells.
 current capacity.

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MORE MCQ ON Electric Circuits

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