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1.7.4 Power

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Question 5

A forklift lifts crates of different masses to different shelf heights. Each lift is performed in the same amount of time.

In which of the following situations does the forklift develop the greatest average power?

A

Lifting a crate of mass 3m3m3m to a height of 2h2h2h

B

Lifting a crate of mass 2m2m2m to a height of 2.5h2.5h2.5h

C

Lifting a crate of mass 4m4m4m to a height of 1.2h1.2h1.2h

D

Lifting a crate of mass 1.5m1.5m1.5m to a height of 3.5h3.5h3.5h

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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