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1.5 Forces

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Question 164

What needs to be known to calculate the moment of a force about a pivot?

Where $\checkmark\,$ represents "needed" and $\times\,$ represents "not needed".

A

Size of force: $✓\checkmark$ | Perpendicular distance: $✓\checkmark$ | Mass of object: $✓\checkmark$

B

Size of force: $✓\checkmark$ | Perpendicular distance: $✓\checkmark$ | Mass of object: $×\times$

C

Size of force: $✓\checkmark$ | Perpendicular distance: $×\times$ | Mass of object: $✓\checkmark$

D

Size of force: $✓\checkmark$ | Perpendicular distance: $×\times$ | Mass of object: $×\times$

Markscheme

1.5 Forces Questions

IGCSE
Physics
1.5 Forces

245 exam-style questions on CIE IGCSE Physics 1.5 Forces, covering 1.5.1a Forces, resultant force and motion, 1.5.1b Load–extension graphs and the spring constant, 1.5.1c Friction and drag, 1.5.1d Force, mass and acceleration, 1.5.1e Motion in a circular path, 1.5.2a Moment of a force, 1.5.2b Principle of moments and equilibrium, and 1.5.3 Centre of gravity and stability. Each one has a worked solution and a mark scheme showing where the marks go.

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