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Electric Circuits

Electric Circuits
Inductor does not allow the sudden change of

 power
 voltage
None of these
 current

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Electric Circuits
When power factor angle is constant, then shape of the current locus is

 straight line.
 triangle.
 circle.
 semi circle.

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Electric Circuits
Emf induced in a coil rotating in a uniform magnetic field will be maximum when the

 rate of change of flux linkage is maximum.
 rate of cutting flux by coil sides is minimum.
 flux linking with the coil is maximum.
 rate of change of flux linkage is minimum.

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Electric Circuits
Consider the following circuit. What is the value of i ?

  5 A.
 6 A.
 12 A.
 - 5 A.

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Electric Circuits
Which property is used to oppose the flow of current ?

 Resistance
 Capacitance
 Poteintial difference
 Inductance

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Electric Circuits
In a capacitive circuit, the capacitive reactance is

 indirectly proportional to the square of frequency
 directly proportional to frequency
 indirectly proportional to frequency
 directly proportional to the square of frequency

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MORE MCQ ON Electric Circuits

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