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Electric Circuits

Electric Circuits
Inductor does not allow the sudden change of

 current
None of these
 voltage
 power

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Electric Circuits
From the circuit diagram shown in question 1 find the thevnin voltage.

 1.5 V.
 5 V.
 15 V.
 3 V.

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Electric Circuits
Which of following is not a vector?

 Electric field.
 Linear momentum.
 Angular momentum.
 Electric potential.

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

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

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Electric Circuits
i) In star connection line current is equal to phase current. ii) In delta connection line voltage is equal to phase voltage. For a given phase connected to the particular line which of the statement is true ?

 None of these.
 Only (1).
 Only (2).
 Both (1) and (2).

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Electric Circuits
Instantaneous power in inductor is proportional to the

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

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MORE MCQ ON Electric Circuits

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