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Electric Circuits

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

 4 msec
 2 msec
 1 μsec
 2 μsec

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Electric Circuits
The mass of a neutron of atom is

 1.602 × 10 - 19 Kg.
 1.609 × 10 - 31 Kg.
 1.675 × 10 - 27 Kg.
 1.672 × 10 - 26 Kg.

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Electric Circuits
Active element of electrical circuit is

 current source.
 none of above.
 both of them.
 voltage source.

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Electric Circuits
Electric flux is proportional to

 potential difference between electrodes.
 rate of change of potential difference.
 rate of change of current.
 resistivity of medium.

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Electric Circuits
Condition of reciprocity in Y-parameter representation is

 Y11 = Y22.
 Y12 = Y22.
 Y11 = Y12.
 Y12 = Y21.

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Electric Circuits
Inductor does not allow the sudden change of

 power
 voltage
None of these
 current

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