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A child throws a softball straight up with an inital speed10m/s.

a) Find the maximum height above the child's hand that the ball reaches.
b)What is the velocity of the ball 2s after it leaves the child's hand?

A bird flies 200m east from a tree, then 100m in adirection 30^o north of east. What is the bird'sresultant displacement?

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Category:- Physics
Reference No.:- M91181152

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