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Electric Circuits

Electric Circuits
A capacitor carries a charge of 0.3 C at 20 V. Its capacitance is

 0.015 F.
 1.5 μF.
 1.5 F.
 15 μF.

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Electric Circuits
If a capacitors of capacitance 100 μF is connected across a voltage source of 10 V, then what will be the energy stored in that capacitor?

 5 × 10 - 2 Joule.
 10 × 10 - 3 Joule.
 10 × 10 6 Joule.
 5 × 10 - 3 Joule.

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Electric Circuits
For ideal tank circuit, what is the value of dynamic admittance?

 ∞
 Both
None of these
 0

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Electric Circuits
Average power taken by the pure capacitor is

 Any of the above
 Zero
 Minimum
 Maximum

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Electric Circuits
In RLC parallel network R = 2 Ohm, L = 2mH and C = 1μF. Find the value of time constant?

 2 msec
 4 μsec
 4 msec
 2 μsec

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Electric Circuits
Which quantity should be measured by the voltmeter ?

 Speed
 Current
 Power
 Voltage

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