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Electric Circuits

Electric Circuits
In RLC parallel circuit to get Q>1 which of the following is required?

 XL>R
 XL
All of these
 XL=R

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Electric Circuits
Sulphation in a lead acid battery occurs due to

 heavy charging.
 incomplete charging.
 fast charging.
 trickle charging.

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Electric Circuits
Which of the following quantities consists of SI unit as WATT ?

 Current
 Force
 Charge
 Power

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Electric Circuits
A parallel plate capacitor has a capacitance of C farad. It area of the plates is doubled and the distance between them is half, the capacitance of the capacitor is

 16C Farad.
 C Farad.
 4C Farad.
 2C Farad.

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

 20 V.
 40 V.
 200 V.
 400 V.

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Electric Circuits
A current in a circuit is given by, If the current flows through the 5 Ω resistor, find power dissipated at t = 0?

 20 Watts.
 10 Watts.
 40 Watts.
 15 Watts.

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