Question

The number of joules contained in 1kWh ? ​

Answer 1

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Don't cram any data only try to understand

1 kWh = 1000 × 1 js- × 3600 s

= 3600000 j

= 3.6 × 10⁶ j

$\fbox{1 \: kWh = 3.6 × 10⁶ joules}$

Answer 2

Explanation:

1000watts

1 KW or 1 kilowatt corresponds to 1000watts, therefore, 1KWh is 1 kilowatt of power for 1 hour which is equivalent to energy of 1000 joules used up for 3600seconds 3.6 million joules. So the answer to the question is option B, 3.6×106J.