Question

State the value of commercial unit of electrical energy in joules

Answer 1

hEyA here u go....

the commercial unit of electricity is kilowatt hour..

$1 \: kilowatt \: - hr = 3.6 \times {10}^{6} joules$
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Answer 2

If 1 joule of the energy is used per second, we say that energy as 1watt.
According to your question, it's (1000watt) ×(3600seconds) =3600000J that is also known as 1kWh.
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