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Calculate the amount of heat generated while transferring 90000 coulombs of charge between the two terminals of a batterv

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Calculate the amount of heat generated while transferring 90000 coulombs of charge between the two terminals of a batterv of 40 V in one hour. Also determine the power expended in the process

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Q = 90000 C, t = 1h = 3600 s, V = 40V
I =Q/t=90000/3600= 25 A
R =V/I=40/25= 1.6W
H = I2Rt = 25 × 25 × 1.6 × 3600= 3600 × 103 J = 3600 kJ
P = I2R = 25 × 25 × 1.6= 1000 W = 1 KW

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