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Electric Circuits

Electric Circuits
Under resonance condition the power factor of a system is

 leading
 lagging
 any of the above
 unity

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Electric Circuits
Given network is having N nodes and b branches, then number of individual loops are

 b - N + 1.
 N - 1.
 b - N - 1.
 N.

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Electric Circuits
Three parallel resistive branches are connected across a DC supply. The ratio of the branch resistances are given as R1:R2:R3 :: 2:4:6. The ratio of the branch currents is

 6:3:2.
 2:3:6.
 2:4:6.
 6:4:2.

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Electric Circuits
200 resistors of 200 Ω each are connected in parallel. Their equivalent resistance will be

 1 Ω.
 4 kΩ.
 400 Ω.
 200 Ω.

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Electric Circuits
A dependent source can be

 a current source.
 neither a voltage nor a current source.
 both a voltage or a current source.
 a voltage source.

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Electric Circuits
Power factor can be defined as

 both option B and C.
 sine of voltage and current.
 ratio of resistance versus impedance.
 cosine of angle between voltage and current.

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MORE MCQ ON Electric Circuits

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