Units of electricity consumed by 2500 watt air-conditioner in one hour are_________?
- A. 25 units
- B. 2.25 units
- C. 2.5 units
- D. 0.25 units
Explanation
Convert 2500 watts to 2.5 kilowatts, then multiply by one hour: 2.5 kW × 1 h = 2.5 kWh. Since one electricity unit equals one kilowatt-hour, the consumption is 2.5 units.