Posted by Dee on .
As a tennis ball is struck, it departs from the racket horizontally with a speed of 28.2 m/s. The ball hits the court at a horizontal distance of 19.5 m from the racket. How far above the court is the tennis ball when it leaves the racket?
Physics - Elena, Wednesday, January 30, 2013 at 6:47pm
L=v t =>
h= gt²/2= ...