A box is motionless, sitting on a ramp with an incline of 0 =51.1 ° being pulled in the direction up the rampby a spring with a spring constant of k=60 N/m that is stretched x=2.8 m. The coefficient of frictionbetween the ramp and the box are u s=0.6 and u k=0.31 and the friction force is going down the ramp.What is the mass of the box?Solve symbolically:Solve numerically:m=Units:If the box starts moving up a ramp with an acceleration of a=1.72 m/s, what is the new length that thespring will stretch?Solve symbolically:Solve numerically:Units:

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Answered: A box is motionless, sitting on a ramp…

Physics for Scientists and Engineers: Foundations and Connections

1st Edition

ISBN:9781133939146

Author:Katz, Debora M.

Publisher:Katz, Debora M.

Chapter5: Newton's Laws Of Motion

Section: Chapter Questions

Problem 68PQ

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