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Electric Circuits

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

 Resistance
 Poteintial difference
 Capacitance
 Inductance

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

 4.547 W.
 15.247 W.
 9 W.
 1.875 W.

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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?

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

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Electric Circuits
In series R, L circuit power factor can be defined as

 P/S
 Vr/V
All of these
 R/Z

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Electric Circuits
In active filter which element is absent?

 Capacitor.
 Inductor.
 Resistor.
 Both of above.

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Electric Circuits
Cells are connected in parallel in order to increase

 efficiency.
 current capacity.
 life of the cells.
 voltage rating.

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MORE MCQ ON Electric Circuits

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