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CAPE Physics Unit 1 · 2007 · Paper 2 · Question 4(b)(i)

An extended object (e.g. a uniform wooden plank) is acted upon by several forces. State TWO conditions for the object to remain in equilibrium. Using these two conditions, write TWO equations relating the forces and distances for the situation shown in Figure 4.

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Other parts of this question

  1. 4(a)(i)Distinguish between scalar and vector quantities and give ONE example of EACH.[4 marks]
  2. 4(a)(ii)Three forces are acting at a point O as shown in Figure 3. Find their resultant and clearly indicate the direction of this resultant force with respect to the…[6 marks]
  3. 4(b)(ii)Figure 5 depicts a uniform plank, weight 200 N, leaning against a smooth wall. The foot of the plank is 3 m from the wall and the top of the ladder is 6 m from…[6 marks]

More practice: the rest of this paper · more Effects of Forces questions · all CAPE Physics Unit 1 past papers