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Electric Circuits

Electric Circuits
For occurrence of resonance which of the following elements are required?

 L
 Both 2 and 3
 R
 C

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Electric Circuits
A 6 V lead acid battery has an internal resistance of 0.01 Ω. How much current will flow when the battery is short circuited?

 100 A.
 600 A.
 6 A.
 1 A.

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Electric Circuits
In a series resonant circuit impedance is

 minimum.
 none of these.
 zero.
 maximum.

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Electric Circuits
The life of a lead acid battery is expected to be

 2 to 5 years.
 1 year.
 6 months.
 10 to 15 years.

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Electric Circuits
An ac voltage source v = vo sinωt is connected across a parallel plate capacitor C. If the conductor current is ic and the displacement current is id, then which is true among following relation

 ic + id = 0.
 ic = id.
 ic < id.
 ic > id.

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Electric Circuits
Ceq of two capacitors connected in series is given by

 C1C2.
 C1 + C2.
 C1 = C2.
 C1 C2 / (C1 + C2).

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