Which is the symbol of the standard unit of electricity supplied to the consumer, which is equal to 1 kilowatt acting for 1 hour?

The correct answer is: kWh

A kilowatt hour is the standard unit of electricity supplied to the consumer, which is equal to 1 kilowatt acting for 1 hour. The electricity meter in the house registers kilowatt hours. One kilowatt hour is equivalent to a power of 1 kW being used for 1 hour, or 0.5 kW for 2 hours, 2 kW for 0.5 hours.