Hooke's law describes an ideal spring. Many real springs are better described by the restoring force (FSp) = -kAs-q(As), where g is a constant. Consider a spring with k = 200 N/m and q = 750 N/m³. Y Part A How much work must you do to compress this spring 15 cm? Note that, by Newton's third law, the work you do on the spring is the negative of the work done by the spring. Express your answer with the appropriate units. ▸ View Available Hint(s) Submit W= Value ▾ Part B 0! HÅ ᎪᎳ . Units By what percent has the cubic term increased the work over what would be needed to compress an ideal spring? Express your answer as a percentage. ▸ View Available Hint(s) ΠΫΕΙ ΑΣΦΑ ? → ? %

Hooke's law describes an ideal spring. Many real springs are better described by the restoring force (FSp) = -kAs-q(As), where g is a constant. Consider a spring with k = 200 N/m and q = 750 N/m³. Y Part A How much work must you do to compress this spring 15 cm? Note that, by Newton's third law, the work you do on the spring is the negative of the work done by the spring. Express your answer with the appropriate units. ▸ View Available Hint(s) Submit W= Value ▾ Part B 0! HÅ ᎪᎳ . Units By what percent has the cubic term increased the work over what would be needed to compress an ideal spring? Express your answer as a percentage. ▸ View Available Hint(s) ΠΫΕΙ ΑΣΦΑ ? → ? %

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Description: Hooke's law describes an ideal spring. Many real springs arebetter described by the restoring force(FSp), -kAs-q(As), where g is a constant. Considera spring with k = 200 N/m and q = 750 N/m³.▼Part AHow much work must you do to compress this spring

College Physics

10th Edition

ISBN:9781285737027

Author:Raymond A. Serway, Chris Vuille

Publisher:Raymond A. Serway, Chris Vuille

Chapter5: Energy

Section: Chapter Questions

Problem 27P: The chin-up is one exercise that can be used to strengthen the biceps muscle. This muscle can exert...

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Question

Hooke's law describes an ideal spring. Many real springs are
better described by the restoring force
(FSp), -kAs-q(As), where g is a constant. Consider
a spring with k = 200 N/m and q = 750 N/m³.
▼
Part A
How much work must you do to compress this spring 15 cm? Note that, by Newton's third law, the work you do on the spring is the negative of the work
done by the spring.
Express your answer with the appropriate units.
▸ View Available Hint(s)
Submit
W = Value
▾ Part B
0!
HÅ
ᎪᎳ .
Units
By what percent has the cubic term increased the work over what would be needed to compress an ideal spring?
Express your answer as a percentage.
▸ View Available Hint(s)
ΠΫΕΙ ΑΣΦ
?
→
?
%

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