Lesson: Chapter 10 — Power and energy in electrical appliances

10.2. Electrical energy used by appliances 1 of 4 Reset answers

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Question 1

Which equation gives the energy used by an appliance?

A E = V ÷ I B E = IR C E = P ÷ t D E = VIt

The right answer is the one marked above.

E = VIt. It is E = Pt with VI put in place of P.

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