A ball is thrown upward with a speed of 20 m/s with an angle of 30 degrees to the horizontal from the building’s edge. If the building’s height is 50 m, a) how long does it take the ball to reach the ground? b) Calculate the ball’s speed just before it strikes the ground.

College Physics
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ISBN:9781938168000
Author:Paul Peter Urone, Roger Hinrichs
Publisher:Paul Peter Urone, Roger Hinrichs
Chapter3: Two-dimensional Kinematics
Section: Chapter Questions
Problem 28PE: (a) A daredevil is attempting to jump his motorcycle over a line of buses parked end to end by...
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A ball is thrown upward with a speed of 20 m/s with an angle of 30 degrees to the
horizontal from the building’s edge. If the building’s height is 50 m, a) how long does it take
the ball to reach the ground? b) Calculate the ball’s speed just before it strikes the ground.

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