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1.7.1a Energy stores and energy transfers

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Question 20

A car of mass 1200 kg is moving at 15 m/s. The engine does work on the car and its speed increases to 25 m/s.

How much work is done by the engine to increase the speed of the car?

A

60,000 J60,000\text{ J}60,000 J

B

240,000 J240,000\text{ J}240,000 J

C

375,000 J375,000\text{ J}375,000 J

D

480,000 J480,000\text{ J}480,000 J

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1.7.1a Energy stores and energy transfers Questions

  1. IGCSE
  2. /Physics
  3. /1.7.1a Energy stores and energy transfers

229 exam-style questions on CIE IGCSE Physics 1.7.1a Energy stores and energy transfers. Each one has a worked solution and a mark scheme showing where the marks go.

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