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A stone is projected with speed of 5m/s at an angle of 60°with the horizontal, the speed of the stone at highest point of trajectory is..?

A stone is projected with speed of 5m/s at an angle of 60°with the horizontal, the speed of the stone at highest point of trajectory is..?

Grade:12th pass

1 Answers

Arun
25750 Points
6 years ago
Assuming the usual idealizations, the horizontal speed at the highest point is the same as the horizontal speed throughout, as there is no horizontal component of force. So that’s the x component of the initial velocity
= 5 cos 60°
= 5*1/2
= 2.5 m/sec

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