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Electric Circuits

Electric Circuits
Which of the following substance when added to electrolyte promotes smooth deposition?

 Albumen.
 Glucose.
 Any of above.
 Gelatine.

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Electric Circuits
Three identical inductors are connected in delta with a 220 V, 50 Hz, 3 - φ, supply. If the phase current is 24 A, then what is the value of each of the inductance?

 None of these.
 0.058 H.
 0.029.
 0.049 H.

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

 P
 3P
 P/3
None of these

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Electric Circuits
The terminals across the source are ___________ if a voltage source is to be neglected.

 replaced by a shunt resistance.
 short circuited.
 replaced by a series resistance.
 open circuited.

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Electric Circuits
A capacitor is connected to supply with switch and the switch is connected between capacitor and supply. Initially switch is open at time zero, and then switch is closed. Then how capacitor behaves at time t = 0+?

 dielectric losses increases.
 open circuit.
 short circuit.
 dielectric losses decreases.

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Electric Circuits
In a capacitor the electric charge is stored in

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

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