A-LevelPhysicsForces, density and pressure9702/12 · Oct/Nov 2011 · Q131 Mark

Two co-planar forces act on the rim of a wheel. The forces are equal in magnitude. Which arrangement of forces provides only a couple?

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ATwo parallel forces acting in the same direction on the wheel's rim

BTwo forces acting towards a common point inside the wheel

CTwo forces acting along the same line, towards each other

DTwo parallel forces acting in opposite directions on the wheel's rim

✓ Correct answer

D: Two parallel forces acting in opposite directions on the wheel's rim

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Topic: Forces, density and pressure, A-Level Physics (syllabus 9702). Multiple choice, 1 mark.
Source: A-Level Physics, Oct/Nov 2011 Paper 1 Variant 2, question 13.

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