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Electric Circuits

Electric Circuits
If P is the power of a star connected system then what will be power of an equivalent delta connected system?

None of these
 P/3
 P
 3P

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Electric Circuits
Mesh analysis is prefered when loops are------nodes

 less than
 greater than
 equals to
 any of the above

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Electric Circuits
In a capacitor the electric charge is stored in

 none of above.
 metal plates.
 dielectric.
 both of (A) and (B).

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Electric Circuits
When power factor angle is constant, then shape of the current locus is

 straight line.
 semi circle.
 triangle.
 circle.

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Electric Circuits
Unit step function is first derivative of

 parabolic function.
 gate function.
 ramp function.
 impulse function.

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Electric Circuits
If the practical units of voltage and current wave each made 20 times as large as they are at present, what would be the consequent alternation in the size of the unit of capacitance?

 200 times.
 Nil.
 60 times.
 20 times.

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