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Electric Circuits

Electric Circuits
The linear circuit element is

 inductor.
 resistor.
 all of above.
 capacitor.

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Electric Circuits
From the given figure find the R3

 25 mega ohm
 25 kilo ohm
 25 mili ohm
 25 ohm

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Electric Circuits
The energy required to charge a 10 μF capacitor to 100 V is

 0.01 J.
 0.05 J.
 10 × 10-9 J.
 5 × 10-9 J.

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Electric Circuits
What is apparent power in AC operation?

 Product of voltage and current at full load.
 Product of rms voltage and rms current.
 Product of voltage and current at no load.
 Product of voltage and current.

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Electric Circuits
Under resonance condition the phase angle between voltage phase and current phase is

 0°
 45°
 - 90°
 90°

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Electric Circuits
Two point charges of 4μC are placed at a distance of 3 cm apart from each other in free space. Force acting on two charges will be

 160 N
 100 N
 400 N
 0.02 N

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