Current Electricity

Question: Two electric bulbs rated ${P_1}$ watt V volts and ${P_2}$ watt V volts are connected in parallel and V volts are applied to it. The total power will be

1) ${P_1} + {P_2}watt$

2) $\sqrt {{P_1}{P_2}} $watt

3) $\frac{{{P_1}{P_2}}}{{{P_1} + {P_2}}}watt$

4) $\frac{{{P_1} + {P_2}}}{{{P_1}{P_2}}}watt$

Solution:

Explanation: No Explanation

Heating Effect of Current Electric Power

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