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Electric Circuits

Electric Circuits
Capacitor does not allow the sudden change of

 current
 voltage
None of these
 power

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Electric Circuits
Number of branches of a graph should be --------- number of branches of a network

 greater than
 less than equals to
 equals to
 less than

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Electric Circuits
Electric field intensity ( E ) at any point in an electric field is equal to

 ( potential gradient )1/2.
 ( potential gradient )2.
 potential gradient.
 ( potential gradient )1/3.

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Electric Circuits
The capacitive reactance of an electric circuit is 50 Ohms. The frequency of supply becomes doubled. What is the new capacitive reactance?

 25 Ohms.
 50 Ohms.
 200 Ohms.
 100 Ohms.

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Electric Circuits
From the circuit diagram shown in question 1 find the maximum power transferred to the load.

 15.247 W.
 4.547 W.
 1.875 W.
 9 W.

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Electric Circuits
During charging, the electrolyte of a lead acid battery becomes

 diluted with water.
 stronger.
 there is no change in electrolyte.
 weaker.

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MORE MCQ ON Electric Circuits

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