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A resistor $R_{1}$ dissipates the power P when connected to a certain generator. If the resistor $R_{2}$ is put in series with $R_{1}$ , the power dissipated by $R_{1}$

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Decreases

Increases

Remains the same

Any of the above depending upon the relative values of $R_{1} a n d R_{2}$

answer is A.

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Detailed Solution

$P = \frac{v^{2}}{R},$ in series R value increases .

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