A ball whose mass is 100g is dropped from a height of 2m from the floor. it rebounds vertically upwards after colliding with the floor to a height 1.5 m. Find(a)The momentum of the ball before and after collision,(b)the average force exerted by the floor on the ball.Assume that collision lasts for 10^-8secs.
2 answers
+0.626kg m\s, -0.542m\s, 1.168×108N
Solution
2 answers