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Electric Circuits

Electric Circuits
Which of the following are the passive elements?

 Both
 Resistor
 None of these.
 Bulb

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Electric Circuits
The rms value of the resultant current in a wire which carries a DC current of 10A and a sinusoidal current of peak value 20A is

 30A.
 17.3A .
 22.4A.
 14.14A.

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

 Inductance
 Resistance
 Capacitance
 Poteintial difference

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Electric Circuits
Consider the following circuit. What is the value of current I in the 5 Ω resistor in the circuit given in the figure?

 2 A.
 4 A.
 3 A.
 0 A.

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Electric Circuits
Average power taken by the pure capacitor is

 Any of the above
 Minimum
 Zero
 Maximum

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Electric Circuits
A capacitor

 blocks both AC and DC.
 passes AC but blocks DC.
 passes both AC and DC.
 passes DC but blocks AC.

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MORE MCQ ON Electric Circuits

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