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Electric Circuits

Electric Circuits
The mass of the atom is determined by

 proton.
 electron and proton.
 electrons.
 neutron and proton.

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Electric Circuits
The current through the 2 KΩ resistance ( rest resitances are all 1 ohm each ) in the circuit shown in diagram

 6 mA.
 0 mA.
 2 mA.
 1 mA.

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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.

 1.414.
 0.318.
 0.57.
 1.11.

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Electric Circuits
In RLC parallel circuit if current through capacitor and inductor is equal. Then What is the power factor?

 unity
 zero
 leading
 lagging

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Electric Circuits
What is the dielectric material used in precision small value capacitor and capacitor used in radio frequency circuits?

 Oil impregnated paper.
 Vacuum, air.
 Glass.
 Titanium oxide.

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Electric Circuits
A 100 μF capacitor supplied from 3 V source with a frequency of 50 Hz. The capacitive reactance is

 7.96 Ω.
 63.68 Ω.
 15.92 Ω.
 31.84 Ω.

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MORE MCQ ON Electric Circuits

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