A child weighing 300 N is on a swing supported by 1.50 m long ropes. Calculate the gravitational potential energy of the child-earth system when the strings are horizontal, based on the lowest position where the child can be found. A) 400 J B) 450 J C) -850 J D) -150 J E) -650 J
A child weighing 300 N is on a swing supported by 1.50 m long ropes. Calculate the gravitational potential energy of the child-earth system when the strings are horizontal, based on the lowest position where the child can be found. A) 400 J B) 450 J C) -850 J D) -150 J E) -650 J
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 40P
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A child weighing 300 N is on a swing supported by 1.50 m long ropes. Calculate the gravitational potential energy of the child-earth system when the strings are horizontal, based on the lowest position where the child can be found. |
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