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Electric Circuits

Electric Circuits
A series circuit consists of R = 20 Ω, L = 20 mH, and AC supply 60 V with f = 100 Hz. The current in R is

 10.16 A.
 2.54 A.
 5.08 A.
 1.27 A.

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

 unity
 zero
 low
 high

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Electric Circuits
The number of electrons in the outer most orbits of carbon atom is

 4.
 6.
 7.
 3.

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

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

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Electric Circuits
If Vout = 1 V for 1 kHz input then what would be Vout for 10 kHz for same input ?

  1 V.
 0.01 V.
 0.1 V .
 None of these.

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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?

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

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MORE MCQ ON Electric Circuits

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