Answer :

Here, current (I) = 5amp, Resistance(R) = 100 ohms and time = 2h

As we know that


Electric energy consumed = P x t = I2Rt


= 52 x 100 x 2


= 5000 Wh


= 5 kwh


We know that


1kwh = 3.6 x 106 J


Therefore, 5kwh = 5 x 3.6 x 106 J = 18 x 106 J


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