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3.6 Rigid Bodies (A-level only)

3.6 Rigid Bodies (A-level only)

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Question 7

A uniform beam AB AB\,AB has length 6 m and mass 10 kg. The beam rests horizontally on two supports X X\,X and YYY, where AX=2AX = 2AX=2 m and AY=5AY = 5AY=5 m.

a.

Find the magnitude of the reactions of the support at X X\,X and YYY.

[3]
b.

A block is now placed at A A\,A and the beam is on the point of tilting about XXX. Find the weight of the block.

[3]
c.

Find the magnitude of the reaction at XXX.

[2]
Markscheme

3.6 Rigid Bodies (A-level only) Questions

  1. A Level
  2. /Maths
  3. /3.6 Rigid Bodies (A-level only)

56 exam-style questions on OCR (MEI) A Level Maths 3.6 Rigid Bodies (A-level only), covering 3.6.1 Moment of a force (A-level only), 3.6.2 Equilibrium of a rigid body (A-level only), 3.6.3 Turning effect of forces (A-level only), and 3.6.4 Weight acting through a point (A-level only). Each one has a worked solution and a mark scheme showing where the marks go.

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