PH-2023
Cost of electricity
Physics · Secondary 4 · Easy · Cost of electricity
A 60 W lamp is switched on for 5.0 hours each day.
In one day, how much electrical energy does it use in kWh?
In one day, how much electrical energy does it use in kWh?
- 0.012 kWh
- 0.30 kWh
- 3.0 kWh
- 12 kWh
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