Question

A projectile is thrown with speed 20m/s making an angle 30 degree with horizontal. Find its velocity and displacement after 0.2 sec

Answer 1

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Answer 2

Explanation:

20 cosine 40* = 20 (. 77) = 15.4 m/s horizontal component of velocity. Gravity reduces the vertical component to zero at the highest point, and only the horizontal component remains before the ball accelerates downward in its ballistic trajectory.