Answered: A spring having a modulus of 8.8 N/mm…

A spring having a modulus of 8.8 N/mm has a natural length of 250 mm. Work equal to 90,000 N-mm is exerted in pulling it from a length of 300 mm to a length L mm. Find the final length L.

University Physics Volume 1

18th Edition

ISBN:9781938168277

Author:William Moebs, Samuel J. Ling, Jeff Sanny

Publisher:William Moebs, Samuel J. Ling, Jeff Sanny

Chapter7: Work And Kinetic Energy

Section: Chapter Questions

Problem 41P: Engineers desire to model the magnitude of the elastic force of a bungee cord using the equation...

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Question

Use integration

A spring having a modulus of 8.8 N/mm has a natural length of 250 mm. Work equal to
90,000 N-mm is exerted in pulling it from a length of 30o mm to a length L mm. Find the
final length L.

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