One end of a horizontal spring ( k = 80 N/m) is held fixed while an external force is applied to the free end, stretching it slowly from x, = 0 to xg= 4.0 cm. a) Find the work done by the external force on the spring. b) Find the additional work done in stretching the spring from xg = 4.0 em to x = 7.0 cm.
One end of a horizontal spring ( k = 80 N/m) is held fixed while an external force is applied to the free end, stretching it slowly from x, = 0 to xg= 4.0 cm. a) Find the work done by the external force on the spring. b) Find the additional work done in stretching the spring from xg = 4.0 em to x = 7.0 cm.
College Physics
11th Edition
ISBN:9781305952300
Author:Raymond A. Serway, Chris Vuille
Publisher:Raymond A. Serway, Chris Vuille
Chapter5: Energy
Section: Chapter Questions
Problem 7CQ: As a mass tied to the end of a string strings from its highest point down to its lowest point, it is...
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