A ball is thrown vertically upward from a point near the cornice of the tall building.It's just misses the cornice on the way down and passes a point of 160ft. below it's starting point . 5secs after declease the throwers hand.
a.) what was the initial velocity of the ball?
b.) How high did he tries about it's starting point
c.)What was it's velocity on the highest point?
d.)What was it's velocity as it pass the point 64ft. below the starting point
e.) If the ball reach the ground in 7s how tall is the building ?
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