Asked by Faria
A ball is dropped from rest from a height
of h. It takes 1 second for the ball to drop
from h/2 to the ground. From what
height was the ball dropped?
of h. It takes 1 second for the ball to drop
from h/2 to the ground. From what
height was the ball dropped?
Answers
Answered by
bobpursley
timetofall=1=sqrt((h/2)/4.9 from h/2=1/2 g t^2
h/2= 4.9^2 * 1
h=2*4.9^2 check that.
h/2= 4.9^2 * 1
h=2*4.9^2 check that.
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