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4.2.5 Electrical energy and electrical power

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Question 3

An 80 W heating element operates at normal power for 3.0 minutes3.0\text{ minutes}3.0 minutes.

How much energy is transferred by the heating element?

A

0.44 J0.44\text{ J}0.44 J

B

27 J27\text{ J}27 J

C

240 J240\text{ J}240 J

D

14 400 J14\,400\text{ J}14400 J

Markscheme

4.2.5 Electrical energy and electrical power Questions

  1. IGCSE
  2. /Physics
  3. /4.2.5 Electrical energy and electrical power

69 exam-style questions on CIE IGCSE Physics 4.2.5 Electrical energy and electrical power. Each one has a worked solution and a mark scheme showing where the marks go.

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