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Electric Circuits

Electric Circuits
A coil with negligible resistance has 50 V across it with 10 mA. The inductive reactance is

 50 ohms.
 500 ohms.
 5000 ohms.
 1000 ohms.

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Electric Circuits
In parallel RC circuit total current is 5A and current through resistor is 3A. What is the current through capacitor?

 4A
 2A
 5A
 3A

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Electric Circuits
In a capacitive circuit, the capacitive reactance is

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

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Electric Circuits
In RLC parallel circuit circuit current through inductor is more than current through capacitor. Then what is the power factor of the circuit?

 lagging
 leading
 zero
 unity

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Electric Circuits
The value of supply voltage for 400 W, 4 Ω load is

 200 V.
 400 V.
 40 V.
 20 V.

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Electric Circuits
A network contains linear resistors and ideal voltage sources. If values of all the resistors are doubled, then voltage across each resistor is

 remain same.
 doubled.
 halved.
 increase by two times.

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MORE MCQ ON Electric Circuits

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