A load hangs from a spring, as illustrated in Fig. 3.1. Two arrows show the vertical forces on the load. The spring and the load remain stationary.
(a(i))[1]
State the name of the force that acts vertically downwards.
(a(ii))[1]
State the size of the force acting vertically downwards.
(b)[2]
Calculate the resultant force on the load and state its direction.
(c(i))[1]
State the principle of conservation of energy.
(c(ii))[2]
Describe and explain why the load stops moving. Use your ideas about conservation of energy.
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