A boy throws a ball vertically upwards and catches it back in 10s.calculate the velocity with which the ball is thrown and the height attained by it if value of g is 10ms^2
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Expert's answer
2017-08-25T09:28:06-0400
The time of flight is T=2t=10 s. The height is h=(gt^2)/2=〖10(10/2)〗^2/2=125 m. The initial velocity is v=gt=10(10/2)=50 m/s. Answer: 50 m/s; 125 m.
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