A person is standing on a truck moving with 14.7 ms -1 on a horizontal road. He throws a ball so that it returns to him when the truck has moved 58.8 m. Find the speed of the ball and angle of projection as seen by a man standing on the road.
Text Solution
Verified by ExpertsThe correct answer is:
B
T = 
T = 
∴ ∴ u y = 19.6 ms -1
v = 
= 24.5 ms -1 tan β β = 
or β β = 53
0 wrt horizontal.
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