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1.7.2 Work done

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Question 40

A warehouse worker needs to lift a heavy barrel onto a storage rack.

Which action involves the worker doing the least amount of work against gravity?

A

lifting the barrel quickly to the upper rack

B

lifting the barrel slowly to the upper rack

C

lifting the barrel to the lower rack first, and then lifting it up to the upper rack

D

lifting the barrel to the lower rack instead of the upper rack

Markscheme

1.7.2 Work done Questions

  1. IGCSE
  2. /Physics
  3. /1.7.2 Work done

67 exam-style questions on CIE IGCSE Physics 1.7.2 Work done. Each one has a worked solution and a mark scheme showing where the marks go.

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