Determine the cost of using an electric heater rated 3kW for 12 hours given that the cost of electricity per kilowatt-hour is Sh. 8.00.

      

Determine the cost of using an electric heater rated 3kW for 12 hours given that the cost of electricity per kilowatt-hour is Sh. 8.00.

  

Answers


joseph
Electrical energy used = VIt
= P x t
= (3 x 12) kWh
= 36 kWh
Cost = (36 x 8) shillings
= Sh. 288.00


joseph rimiru answered the question on January 3, 2018 at 15:51


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