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3.4 S: Moments (A-level only)

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Question 11

A non-uniform beam LM LM\,LM has length 10 m and mass 24 kg. The beam is supported in a horizontal position by two light vertical cables attached at L L\,L and NNN, where LN=8LN = 8LN=8 m.

Given that the tension in the cable at L L\,L is five times the tension in the cable at NNN.

a.

Find the tension in the cable at NNN.

[2]
b.

Find the distance of the beam's centre of mass from LLL.

[4]
Markscheme

3.4 S: Moments (A-level only) Questions

  1. A Level
  2. /Maths
  3. /3.4 S: Moments (A-level only)

53 exam-style questions on AQA A Level Maths 3.4 S: Moments (A-level only), covering 3.4.1 Moments in static contexts (A-level only). Each one has a worked solution and a mark scheme showing where the marks go.

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