Question

Fig. 3.18 below shows a wheel barrow of mass
15 kg carrying a load of 30 kgf with its centre of
gravity at A. The points B and C are the centre of
wheel and tip of the handle such that the horizontal
distance AB = 20 cm and AC = 40 cm.
20 cm->
40 cm
Fig. 3.18
Find : (a) the load arm. (b) the effort arm. (c) the
mechanical advantage, and (d) the minimum effort
required to keep the leg just off the ground.
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Answer 1

Answer:

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Explanation:

YES IT IS