Physics · Oct / Nov 2017 · Paper 21 · Question 1

Fig. 1.1 shows a painter standing on a wooden plank, directly above the right-hand support. 3.6 m 1.3 m 0.025 m 0.35 m support centre of mass wooden plank support Fig. 1.1 The plank has length 3.6 m, width 0.35 m and thickness 0.025 m. The gravitational field strength g is 10 N / kg and the mass of the plank is 23 kg.

Read automatically from the paper; the printed page above is exact.