1.

Rewrite A=fd+1/2at for a freely fall body

Answer»

A = S = displacement
LET F = u = initial velocity
d = t = time
acceleration = a = g

S = -UT - 1/2gt²

here -u because it GOING down i.e negative 'y' axis and 'g(acceleration due to
gravity) is always acting on negative'y'axis i.e DOWNWARD.



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