Question

Show that 1kWh = 3.6 × 10 j​

Answer 1

Power is said to be of 1 kilowatt, when 1000 joule of work is performed in 1 second.

1 kWh = 1 kW × 1 hr

= 1000 W × 3600 s

= 3600000 j

1 kWh = 3.6 × 10 j

Answer 2

Power is said to be of 1 kilowatt, when 1000 joule of work is performed in 1 second.

1 kWh = 1 kW × 1 hr

= 1000 W × 3600 s

= 3600000 j

1 kWh = 3.6 × 10 j

Hope it's help