A ball is thrown upward from the top of a 20 m building with an initial velocity of 30 m/s. a. How long will it take the ball to reach the ground? b. What is its velocity just before hitting the ground?
A ball is thrown upward from the top of a 20 m building with an initial velocity of 30 m/s. a. How long will it take the ball to reach the ground? b. What is its velocity just before hitting the ground?
Glencoe Physics: Principles and Problems, Student Edition
1st Edition
ISBN:9780078807213
Author:Paul W. Zitzewitz
Publisher:Paul W. Zitzewitz
Chapter6: Motion In Two Dimensions
Section: Chapter Questions
Problem 76A
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A ball is thrown upward from the top of a 20 m building with an initial velocity of 30 m/s.
a. How long will it take the ball to reach the ground?
b. What is its velocity just before hitting the ground?
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