What is the commercial unit of electric energy?
Answer & explanation
Correct answer: option 3
The correct answer is option 3. Kilowatt hour.
The commercial unit of electric energy is Kilowatt hour.
The kilowatt hour (kWh) is a measure of energy equivalent to one kilowatt (1 kW) of power consumed for one hour (1 h). It is commonly used as a billing unit by electric utilities to measure the amount of electricity consumed by households and businesses. The kilowatt hour is a practical unit for measuring and billing electric energy usage because it reflects both the power (in kilowatts) and the duration of usage (in hours).