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 and 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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James Joyce was born in Dublin in 1882. He belonged to a Catholic family and got his education from Catholic schools. During his studies he went through a phase of religious zest, however, he rejected the Catholic Church. He was influenced was Ibsen and inspired by his views, Joyce took literary mission as a career. He was sternly against the bigotry of Phillistines in Dublin.
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