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Electric Circuits

Electric Circuits
A capacitor carries a charge of 0.1 C at 5 V. Its capacitance is

 0.2 F
 0.05 F
 0.5 F
 0.02 F

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

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

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Electric Circuits
The form factor of sinusoidal alternating current is

 0.
 1.
 1.15.
 1.11.

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Electric Circuits
If a function is shifted by 'T', then it is correctly represented as

 f (t) u (t-T).
 f (t-T) u (t-T).
 f (t-T) u (t).
 f (t) u (t).

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Electric Circuits
Twelve 6 Ω resistor used as edge to form a cube. The resistance between two diagonally opposite corner of the cube is

 6 Ω.
 6 / 5 Ω.
 5 / 6 Ω.
 5 Ω.

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Electric Circuits
The inductive reactance of an electric circuit is 200 Ohms. The frequency of supply becomes doubled. What is the new capacitive reactance?

 200 Ohms.
 50 Ohms.
 400 Ohms.
 100 Ohms.

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