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Electric Circuits

Electric Circuits
In ideal system coefficient of coupling(k) is

 1
 ∞
 Both 2 and 3
 0

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Electric Circuits
Addition of which of the following substance in electrolyte helps in producing bright finish?

 Dextrol.
 Phenol.
 Any of above.
 Glycerine.

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Electric Circuits
The current through the 2 KΩ resistance ( rest resitances are all 1 ohm each ) in the circuit shown in diagram

 0 mA.
 6 mA.
 1 mA.
 2 mA.

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Electric Circuits
Fillers in a lead acid battery are provided

 to recover acid loss through vapours.
 all of above.
 to facilitate flow of gases.
 to prevent flow of gases.

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Electric Circuits
The greater the internal resistance of a cell

 the greater the emf.
 the greater the terminal voltage.
 the lesser the terminal voltage.
 the lesser the emf.

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Electric Circuits
A paper capacitor is usually available in form of

 rolled foil.
 tubes.
 disc.
 meshed plates.

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MORE MCQ ON Electric Circuits

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