Define the term kilowatt- hour and state its value in S.I. unit.
A kilowatt-hour is the amount of electrical energy used by a device of 1 kilowatt power when it is used for one hour.
1 kWh=3.6×106 J
Define kilowatt-hour.
Define the term 'pressure' and state its unit.
Define a kilowatt hour. How is it related to joule?
Define the term current and state its. S.I. unit.
Define the term energy and state its S.I. unit.