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Electric Circuits

Electric Circuits
What would be the power given by source V2?

 - 5 W.
 10 W.
 5 W.
 0 W.

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Electric Circuits
If a resistor and a capacitor are connected to form series R - C circuit across a voltage source. If frequency of voltage source increases

 the current remain unaltered.
 the current increases.
 the current decreases.
 the current decreases abruptly.

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Electric Circuits
Cells are connected in parallel in order to increase

 voltage rating.
 efficiency.
 current capacity.
 life of the cells.

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Electric Circuits
Two resistor are said to be connected in parallel when

 total current equals the sum of branch currents.
 both ‘b’ and ‘c’
 both carry the same value of current.
 both have the same potential difference.

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Electric Circuits
The frequency of EMF generated by a generator depends upon its

 nature of supply.
 speed.
 number of poles.
 both speed and number of poles.

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Electric Circuits
A load is connected to an active network. At the terminals to which the load is connected, RTH = 10 Ohm, VTH = 60V. Then maximum power supplied to the load is

 60W.
 180W.
 360W.
 90W.

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