Question

Write the S.I. unit and Commercial unit of Energy. Establish the relation between these units!

Answer 1

The S.I. unit of energy is “Joule” denoted as “J”, and the commercial unit of energy is “Kilowatt hour” and is denoted as kWh so far.

The relation between both joule and kilowatt of the energy is done as below:

1 kWh = 1000W*3600 seconds

             = 1*10^3*3.6*10^3 joule

           = 3.6*10^6 joule

Answer 2

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