Skip to content

Course home

Moments

Moments

EasyMedium
12345678910111213141516171819202122232425262728293031323334353637383940414243444546474849
Question 11

A seesaw AB AB\,AB of length 6 m is supported by a pivot at its centre. Child C C\,C of mass 25 kg sits on the end at AAA. Child D D\,D of mass 45 kg sits x x\,x m from the centre of the seesaw and the seesaw rests horizontally in equilibrium. The seesaw is modelled as a uniform rod.

A horizontal seesaw AB of length 6 m has a central pivot, with child C of mass 25 kg at A and child D of mass 45 kg a distance x to the right of the pivot.

Find the value of xxx.

[3]
Markscheme

Moments Questions

  1. A Level
  2. /Maths
  3. /Moments

54 exam-style questions on Edexcel A Level Maths Moments, covering 4.1 Moments, 4.2 Resultant Moments, 4.3 Equilibrium, 4.4 Centres of Mass, and 4.5 Tilting. Each one has a worked solution and a mark scheme showing where the marks go.

Question bank