1.

(b) What is commercial unit of energy? Establish relation betweencommercial unit and S.I unit of energyactin呧ontL

Answer»

Commercial unit of energyis the kilowatt-hour (kWh). TheSI unit of energyis the Joule (J).

The relation between kilowatt hour and joule is..1 kWh = 3,600,000 J

And

1 kWh = 3·6 MJ (mega joules)



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