Electricity is supplied to a school along a cable of total resistance 0.5\(\Omega\) with the maximum current drawn from the mains as 100A. The maximum energy dissipated as heat for 1 hr is
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Correct Answer: Option D
Explanation:
Elect. energy = I2Rt
= 100 x 100 x 0.5 x 3600
= 1.8 x 107J
Elect. energy = I2Rt
= 100 x 100 x 0.5 x 3600
= 1.8 x 107J