1 unit = `overset(?)_` kilowatt-hour?

1 kilowatt = overset(?)_ watt

1 watt - overset(?)___ .

1 horsepower = overset(?)_ watt

1 kilowatt-hour = overset(?)_ Joule?

In any nuclear reaction 1/1000 part of the mass of a particular substance is converted into energy. If 1 g of that substance takes part in a nuclear reaction then determine the energy evolved in kilowatt-hour

1 emu of current strength = overset(?)_ Ampere?

1 volt = overset(?)- esu of potential?

An electric iron which has a resistance of 80 Omega is used on 200V source. Calculate the electric energy consumed in kilowatt hour if it is used for 2 hours-

Which physical quantity has the unit watt hour?

1 kilo ampere = overset(?)_ Ampere?