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Electric Circuits

Electric Circuits
In the circuit shown in figure if I1 = 1.5 A, then I2 will be

 1 A.
 1.5 A.
 0.5 A.
 2 A.

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Electric Circuits
Flux in a magnetic circuit can be compared in an electric circuit to

 resistance.
 current.
 inductance.
 voltage.

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Electric Circuits
A 3 wire, 3 - φ supply feeds a load consisting of three equal resistors. By how much is the load reduced if one of the resistors be removed when the load is in star?

 66.66 % of the original load.
 50 % of the original load.
 25 % of the original load.
 33.33 % of the original load.

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Electric Circuits
The indication of the state of charge of a battery is best given by

 specific gravity of electrolyte.
 colour of electrolyte.
 temperature of electrolyte.
 level of electrolyte.

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Electric Circuits
A wire 2.5 m long is bent into a square. An current of 100 A flowing through the wire will produce a magnetizing force at the center of the square, equal to

 222 AT / m.
 72 AT / m.
 196 AT / m.
 144 AT / m.

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Electric Circuits
What is the dielectric material used in precision small value capacitor and capacitor used in radio frequency circuits?

 Vacuum, air.
 Titanium oxide.
 Glass.
 Oil impregnated paper.

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MORE MCQ ON Electric Circuits

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