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Becky T.

asked • 12/08/17

How much a force will stretch a spring

Suppose that a spring has a natural length of 20 cm, and that 7 J of work is needed to stretch from a length of 30 cm to 50 cm. How far beyond its natural length will a force of 28 N keep the spring stretched?
 
I have that the answer is 16 cm.
 
Thank you

3 Answers By Expert Tutors

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Arturo O. answered • 12/08/17

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5.0 (66)

Experienced Physics Teacher for Physics Tutoring

Michael J. answered • 12/08/17

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