1.

A body is projected vertically upward from 19.6 metre per second with its initial velocity what is its height from the ground

Answer»

19.6 m (approx)Explanation:initial velocity (u) = 19.6 m/sfinal velocity (v) = 0 m/s [As the BODY stops at a certain HEIGHT]acceleration(a) = -G [Acceleration due to gravity][Acceleration is negative as the object slows down as it is GOING against the gravity]LET the height be sThereforeUsing 3rd equation of motionThereforeHeight = 19.6 m(approx)



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