PH-2033
Cost of electricity
Physics · Secondary 4 · Medium · Cost of electricity
A household water heater has a power rating of . It is switched on for each day.
What is the electrical energy used by the heater in one day, in kWh?
What is the electrical energy used by the heater in one day, in kWh?
- 0.38 kWh
- 1.5 kWh
- 2.7 kWh
- 3.8 kWh
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