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O-LevelPhysicsForces5054/12 · May/June 2022 · Q71 Mark

The diagram shows a uniform solid rectangular block of weight 50 N that is pivoted about point P. The height of the block is 40 cm. The base of the block is 8.0 cm wide. Which horizontal force F just makes the block start to rotate about P?

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A2.5 N

B5.0 N

C10 N

D160 N

✓ Correct answer

B: 5.0 N

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About this question

Topic: Forces, O-Level Physics (syllabus 5054). Multiple choice, 1 mark.
Source: O-Level Physics, May/June 2022 Paper 1 Variant 2, question 7.

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