Posted by pavatharani on Sunday, June 12, 2011 at 11:34am.
aball is thrown vertically upward with a speed v from a height h above the ground. find the time taken for the ball to strike the ground.(consider acceleration due to gravity =g)

physics  drwls, Sunday, June 12, 2011 at 12:08pm
It will be twice the time it takes to reach maximun height.
Express your answer in terms of v/g. You cannot solve for the number itself without knowing v.