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6 marksPhysical Quantities

CAPE Physics Unit 1 · 2007 · Paper 2 · Question 4(a)(ii)

This question is about forces and equilibrium.

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 positive x-axis.

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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(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…[4 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]

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