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A ball is thrown from a roof top at angl...

A ball is thrown from a roof top at angle of ` 40^(@)`ablve the horizontal. It hits theground a few seconds later. At what point during its motion. Does the ball have
(a) greatest speed (b) smallest speed (c ) greatest acceleration ? Explain.

Text Solution

Verified by Experts

Refer Fig. 2 (EP) .18 (a) at D` just before it hits the ground (a) at C, the highest point reached (c ) a = g=a ` constant.
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