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1.7.4 Power

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Question 28

A cyclist produces an average power output of 80 W as she climbs a hill for 2.5 minutes2.5\text{ minutes}2.5 minutes.

How much useful energy does she expend?

A

0.53 J0.53\text{ J}0.53 J

B

32 J32\text{ J}32 J

C

200 J200\text{ J}200 J

D

12 000 J12\,000\text{ J}12000 J

Markscheme

1.7.4 Power Questions

  1. IGCSE
  2. /Physics
  3. /1.7.4 Power

95 exam-style questions on CIE IGCSE Physics 1.7.4 Power. Each one has a worked solution and a mark scheme showing where the marks go.

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