A ball is thrown from the top of a building with an initial velocity of 20:0 m=s straight upward ,at an initial height of 50:0 m above the ground. The ball just misses the edge of the roof on its way down. Determine the time needed for the ball to reach the ground. *

A ball is thrown from the top of a building with an initial velocity of 20:0 m=s straight upward ,at an initial height of 50:0 m above the ground. The ball just misses the edge of the roof on its way down. Determine the time needed for the ball to reach the ground. *

Structural Analysis

6th Edition

ISBN:9781337630931

Author:KASSIMALI, Aslam.

Publisher:KASSIMALI, Aslam.

Chapter2: Loads On Structures

Section: Chapter Questions

Problem 1P

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Question

A ball is thrown from the top of a
building with an initial velocity of 20:0
m=s straight upward ,at an initial
height of 50:0 m above the ground.
The ball just misses the edge of the
roof on its way down. Determine the
time needed for the ball to reach the
ground. *
O 5.78 sec
O 5.86 sec
5.82 sec

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