Question on: JAMB Physics - 1998

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

A
3.6 x 103J
B
5.0 x 103J
C
3.0 x 105J
D
1.8 x 107J
Ask EduPadi AI for a detailed answer
Correct Option: D

Elect. energy = I2Rt

= 100 x 100 x 0.5 x 3600

= 1.8 x 107J

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