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CSEC Physics · May/June 2008 · Paper 2 · Question 4(b)(i)

Figure 3 shows a wheelbarrow and stones with a total mass of 43 kg. The wheelbarrow is in equilibrium with two of the three forces acting on it shown in Figure 3.

Identify the nature and point of action of the third force acting on the wheelbarrow. Write down an equation showing the relationship between the THREE forces.

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Other parts of this question

  1. 4(a)(i)Define the 'moment of a force'.[6 marks]
  2. 4(a)(ii)Draw a diagram to illustrate the action of a force multiplier lever.[6 marks]
  3. 4(a)(iii)Explain the operation of a force multiplier lever.[6 marks]
  4. 4(b)(ii)a)Calculate the weight, W (see Figure 3). [acceleration due to gravity, g = 10 ms⁻²][9 marks]
  5. 4(b)(ii)b)Calculate the value of the applied force, F (see Figure 3). [acceleration due to gravity, g = 10 ms⁻²][9 marks]

More practice: the rest of this paper · more Turning Forces questions · all CSEC Physics past papers