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Electric Circuits

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

 low
 zero
 high
 unity

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Electric Circuits
Which property is used to oppose the flow of current ?

 Inductance
 Poteintial difference
 Capacitance
 Resistance

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Electric Circuits
VRN, VYN and VBN are three phase voltage of a balanced three phase system. If VRN = 200∠30o V and VBN = 200∠- 90o V, then phase sequence of the system is

 BRY.
 YRB.
 RBY.
 RYB.

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Electric Circuits
Internal resistance of ideal voltage source is

 100 ohms
 finite
 zero
 infinite

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Electric Circuits
In 2 port network Z12 = Z21 indicates which property

 unilateral.
 linear.
 bilateral.
 non linear.

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Electric Circuits
What is the mass number of an element that has 19 protons, 19 electrons, and 20 neutrons?

 39.
 20.
 38.
 19.

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MORE MCQ ON Electric Circuits

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