6 kg object is launched straight up. When it is 100 m high it has a speed of 40 m/s. What is the object's speed when it is 20 m high? Ignore air resistance and use g = 10 m/s/s.
6 kg object is launched straight up. When it is 100 m high it has a speed of 40 m/s. What is the object's speed when it is 20 m high? Ignore air resistance and use g = 10 m/s/s.
Principles of Physics: A Calculus-Based Text
5th Edition
ISBN:9781133104261
Author:Raymond A. Serway, John W. Jewett
Publisher:Raymond A. Serway, John W. Jewett
Chapter6: Energy Of A System
Section: Chapter Questions
Problem 53P
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A 6 kg object is launched straight up. When it is 100 m high it has a speed of 40 m/s. What is the object's speed when it is 20 m high? Ignore air resistance and use g = 10 m/s/s.
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