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Electric Circuits

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

 0.5 F
 0.02 F
 0.2 F
 0.05 F

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Electric Circuits
A wire of 0.14 mm diameter and specific resistance 9.6 Ω - cm is 440 cm long. The resistance of the wire will be

 13.7 Ω.
 27.4 Ω.
 11.3 Ω.
 9.6 Ω.

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Electric Circuits
The thevnin equivalent of the circuit shown in the figure is

 0.75 V, 1.5 Ohm
 0.75V, 5/6 Ohm
 1.5V, 1.5 Ohm
 1.5V, 5/6 Ohm

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Electric Circuits
Resistor stores the energy in the form of

 magnetic field.
 both A and B.
 electrical field.
None of these

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Electric Circuits
2) Two sinusoidal emfs are given as e1 = Asin(wt+45) and e2 = Bsin(wt-30). The phase difference between the two quantities in degrees is

 60.
 105.
 15.
 75.

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Electric Circuits
A 3 wire, 3 - φ supply feeds a load consisting of three equal resistors. By how much is the load reduced if one of the resistors be removed when the load is in star?

 50 % of the original load.
 33.33 % of the original load.
 66.66 % of the original load.
 25 % of the original load.

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