Which of the following is the correct relation between kWh and Joule?
1 kWh = 36 X 106 J
1 kWh = 1.6 X 10-19 J
1 kWh = 3.6 X 106 J
1 kWh = 3.6 X 1012 J
1 Kwh = 36 × 105 joules