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Electric Circuits

Electric Circuits
To obtain a high value of capacitance, the permittivity of dielectric medium should be

 low
 unity
 zero
 high

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Electric Circuits
In RLC series circuit R = 2Ω, L = 2mH and C = 1μF. Find the time constant of the circuit?

 1 μsec
 4 msec
 2 μsec
 2 msec

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Electric Circuits
Four capacitors each of 40 µF are connected in parallel, the equivalent capacitance of the system will be

 160 µF
 10 µF
 5 µF
 40 µF

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Electric Circuits
Condition of symmetry in ABCD parameter representation is

 A = D.
 C = D.
 B = D.
 AD - BC = 1.

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Electric Circuits
The value of unity impulse function at time (t) = 0 is

 1.
 0.
 infinite.
 indeterminate.

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Electric Circuits
Internal resistance of ideal voltage source is

 infinite
 100 ohms
 zero
 finite

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MORE MCQ ON Electric Circuits

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