Suppose that 2 J of work is needed to stretch a spring from its natural length of 30 cm to a length of 42 cm. (a) How much work is needed to stretch the spring from 35 cm to 40 cm? (b) How far beyond its natural length will a force of 30 N keep the spring stretched?

Suppose that 2 J of work is needed to stretch a spring from its natural length of 30 cm to a length of 42 cm. (a) How much work is needed to stretch the spring from 35 cm to 40 cm? (b) How far beyond its natural length will a force of 30 N keep the spring stretched?

University Physics Volume 1

18th Edition

ISBN:9781938168277

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

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

Chapter8: Potential Energy And Conservation Of Energy

Section: Chapter Questions

Problem 28P: A particle of mass 2.0 kg moves under the influence of the force F(x)=(3/x)N. If its speed at x=2.0...

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Question

Don't use chat gpt It Chatgpt means downvote please

Suppose that 2 J of work is needed to
stretch a spring from its natural length of
30 cm to a length of 42 cm.
(a) How much work is needed to stretch
the spring from 35 cm to 40 cm?
(b) How far beyond its natural length will
a force of 30 N keep the spring
stretched?

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