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CAIE A-Level Physics AS 4.1.2 The Moment of a Force Questions

Calculate moments of forces about a point using force and perpendicular distance.

Syllabus
2028–2030
Course
Physics 9702
Level
AS

Exam points

  • Calculate moments of forces about a point using force and perpendicular distance.

CAIE A-Level Physics AS 4.1.2 The Moment of a Force Questions question 1

[Maximum number: 1]

A uniform beam PQ rests horizontally on a support at point S .

Figure for Question CAIE A-Level Physics AS 4.1.2 The Moment of a Force Questions question 1 — CAIE A-Level Physics AS

A rope is attached at one end of the beam. The rope is at an angle of 60∘60^{\circ} to the vertical and exerts a force F, in newtons, on the beam.

What is the moment, in Nm , of the force F about the point S ?

A

1.1 F

B

1.3 F

C

1.9 F

D

2.2F

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