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ZIMSEC O-Level Additional Mathematics

6.3.4Energy, work and power

Energy, work and power in ZIMSEC O-Level Additional Mathematics: what the syllabus expects you to know, the learning objectives and how to practise.
Topic39 practice questions2 lessons

In this topic

Lessons

  • Work, kinetic energy and potential energy

    45 min

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  • Power: the rate of doing work

    40 min

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Sample question

A sample question on this topic. Answer it, check it, then read the worked answer.

Energy, work and power: sample question

1 mark

A machine does 2400 J of work in 8 s. Find its average power.

Answer in W.

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