Question: For the cases shown in Fig. Q6.8, the object is released from rest at the top and feels no friction or air resistance. In which

For the cases shown in Fig. Q6.8, the object is released from rest at the top and feels no friction or air resistance. In which (if any) cases will the mass have

(i) The greatest speed at the bottom and

(ii) The most work done on it by the time it reaches the bottom?

Figure Q6.8

(a) 2m, m. (c) (b)

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