A-LevelPhysicsForces, density and pressure9702/12 · Feb/Mar 2022 · Q111 Mark

A horizontal metal bar PQ of length 50.0 cm is hinged at end P. The diagram shows the metal bar viewed from above. [Figure 11.1] Two forces of 16.0 N and 5.0 N are in the horizontal plane and act on end Q, as shown. What is the resultant moment about P due to the two forces?

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A1.5 Nm

B4.4 Nm

C6.5 Nm

D9.4 Nm

✓ Correct answer

A: 1.5 Nm

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Topic: Forces, density and pressure, A-Level Physics (syllabus 9702). Multiple choice, 1 mark.
Source: A-Level Physics, Feb/Mar 2022 Paper 1 Variant 2, question 11.

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