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O-LevelPhysicsForces5054/11 · Oct/Nov 2016 · Q61 Mark

Each diagram shows two forces that are equal in magnitude. Which diagram shows two forces that are a Newton's third law pair of forces?

Diagram for this question, from the exam paper

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A[Forces: normal contact and weight on book]

B[Forces: friction and tension on block]

C[Forces: electron-nucleus attraction pair]

D[Forces: air resistance and weight on parachutist]

✓ Correct answer

C: [Forces: electron-nucleus attraction pair]

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About this question

Topic: Forces, O-Level Physics (syllabus 5054). Multiple choice, 1 mark.
Source: O-Level Physics, Oct/Nov 2016 Paper 1 Variant 1, question 6.

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