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Electric Circuits

Electric Circuits
The form factor of sinusoidal alternating current is

 0.
 1.11.
 1.15.
 1.

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Electric Circuits
The current through the 2 KΩ resistance ( rest resitances are all 1 ohm each ) in the circuit shown in diagram

 0 mA.
 1 mA.
 2 mA.
 6 mA.

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Electric Circuits
For steady state current inductor acts as

 Voltage source
 Short circuit
 Current source
 Open circuit

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Electric Circuits
Two equal resistors R connected in series across a voltage source V dissipate power P. What would be the power dissipated in the same resistors when they are connected in parallel across the same voltage source?

 4P.
 2P.
  P.
 16P.

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Electric Circuits
A capacitor in a circuit became hot and ultimately exploded due to wrong connection, which type of capacitor it could be?

 Electrolytic capacitor.
 Paper capacitor.
 Ceramic capacitor.
 Any of above.

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Electric Circuits
A capacitor has a capacitance of 6 μF. Calculate the stored energy in it if a DC voltage of 100 V, is applied across it?

 4 × 102 joules.
 2.5 × 102 joules.
 3 × 102 joules.
 6 × 102 joules.

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