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Applications of Forces

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Question 38

A uniform rod ABABAB, of length 4 m and mass 3 kg, is smoothly hinged to a vertical wall at AAA. The rod is held in equilibrium in a horizontal position by a light inextensible string BCBCBC, where AC=3AC = 3AC=3 m.

Diagram of the rod, wall and string

a.

The tension in the string BCBCBC

[3]
b.

The magnitude and direction of the force exerted on the rod at AAA

[6]
Markscheme

Applications of Forces Questions

  1. A Level
  2. /Maths
  3. /Applications of Forces

129 exam-style questions on Edexcel A Level Maths Applications of Forces, covering 7.1 Static Particles, 7.2 Modelling with Statics, 7.3 Friction and Static Particles, 7.4 Static Rigid Bodies, 7.5 Dynamics and Inclined Planes, and 7.6 Connected Particles 2. Each one has a worked solution and a mark scheme showing where the marks go.

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