Question

(c)
Fig. 21.2 shows a uniform metre rule PQ in equilibrium.
10 cm
40cm
Q
pivot
W
0.50 N:
Fig. 21.2
The distance PQ is 100 cm. The mass of the metre rule is 0.12 kg and its
weight is W.
0 By taking moments about the pivot, calculate F.
[4]
(i) Calculate the force acting on PQ at the pivot.
[2]
[Total 12]​

Answer 1

Answer:

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