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2.3 Forces and Newton's laws

2.3 Forces and Newton's laws

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Question 63

A particle is attached to a fixed point by a light inextensible string. A horizontal force of 20 N acts on the particle. The particle is in equilibrium with the taut string making an angle of 25∘ 25^\circ\,25∘ with the vertical.

a.

Find the tension in the string.

[2]
b.

Find the weight of the particle.

[3]
Markscheme

2.3 Forces and Newton's laws Questions

  1. A Level
  2. /Maths
  3. /2.3 Forces and Newton's laws

136 exam-style questions on CCEA A Level Maths 2.3 Forces and Newton's laws, covering 2.3.1 Forces and Newton's laws, 2.3.2 Forces and Newton's laws, 2.3.3 Forces and Newton's laws, 2.3.4 Forces and Newton's laws, 2.3.5 Forces and Newton's laws, 2.3.6 Forces and Newton's laws, 2.3.7 Forces and Newton's laws, 2.3.8 Forces and Newton's laws, 2.3.9 Forces and Newton's laws, 2.3.10 Forces and Newton's laws, 2.3.11 Forces and Newton's laws, 2.3.12 Forces and Newton's laws, and 2.3 Forces and Newton's laws. Each one has a worked solution and a mark scheme showing where the marks go.

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