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A battery of 3.0 V is connected to a res...

A battery of 3.0 V is connected to a resistor dissipating 0.5 W of power . If the terminal voltage of the battery is 2.5 V , the power dissipated within the internal resistance is :

A

0.072 W

B

0.125 W

C

0.50 W

D

0.10 W

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