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Electric Circuits

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

 2 μsec
 4 μsec
 4 msec
 2 msec

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Electric Circuits
The mass of a neutron of atom is

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

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Electric Circuits
An alternating voltage = 140 sinθ is supplied to a device which offers a resistance of 20 Ω in forward direction of current in reverse direction. Calculate the form factor.

 0.57.
 1.11.
 1.414.
 0.318.

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Electric Circuits
Absolute permittivity of dielectric medium is represented as

 εrε0
 ε0
 εr
 εr/ε0

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Electric Circuits
Which of the following is not a bilateral element?

 Resistor.
 Inductor.
 Diode.
 Capacitor.

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Electric Circuits
Nodal analysis can be applied for

 both planar and non planar networks.
 neither planar and non planar networks.
 planar networks.
 non planar networks.

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