Question

7. Derive the relationship between SI Unit of electrical energy and commercial
unit of electrical energy
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Answer 1

$\huge\bf{AnswEr -}$

Kilowatt - hour is the commercial unit of electrical energy. ... SI unit of energy is joule(J) and commercial unit of energy is kWh(kilowatt-hour). Therefore, 1 kWh = 3.6 x 10^6 J.