PH-2001
Cost of electricity
Physics · Secondary 4 · Medium · Cost of electricity
An electric kettle is rated 230 V, 1840 W. It is used for a total of 60 hours in one month. The cost of electricity is \$0.25 per kWh. What is the cost of using the kettle for that month?
- \$4.60
- \$7.60
- \8.40
- \$27.60
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