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in Physics by (90.5k points)
A 10 V storage battery of negligible intenal resistance is connected across a `50Omega` resistor. How much heat energy is produced in the resistor is 1 hour
A. 7200J
B. 6200 J
C. 5200 J
D. 4200 J

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1 Answer

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by (88.5k points)
Correct Answer - A
`Q=(V^(2))/(R)timpliesQ=7200J`

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