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A mass is sliding on a frictionless surface with a speed v. It runs into a linear spring with a spring constant of k, which compresses from position x; to position xp. Otheexpertta.com Part (a) Write a general expression for the force that the spring exerts on the mass, in term of k and x. Choose the initial position of the front of the spring to be x;=0. *spring =- kx / Correct! Part (b) Select the equation that correctly describes the work done by the spring to stop the mass. W = - *k x dx v Correct! Part (c) Evaluate the relationship in part (b) to arrive at an expression for the work done in terms of known variables. W = - (1/2 ) kx a 7 8 9 HOME a d 1A^L 4 5 6 h k 3 P t END Vol BACKSPACE CLEAR DEL Submit Hint Feedback I give up!

A mass is sliding on a frictionless surface with a speed v. It runs into a linear spring with a spring constant of k, which compresses from position x; to position xp. Otheexpertta.com Part (a) Write a general expression for the force that the spring exerts on the mass, in term of k and x. Choose the initial position of the front of the spring to be x;=0. *spring =- kx / Correct! Part (b) Select the equation that correctly describes the work done by the spring to stop the mass. W = - *k x dx v Correct! Part (c) Evaluate the relationship in part (b) to arrive at an expression for the work done in terms of known variables. W = - (1/2 ) kx a 7 8 9 HOME a d 1A^L 4 5 6 h k 3 P t END Vol BACKSPACE CLEAR DEL Submit Hint Feedback I give up!

College Physics
College Physics
11th Edition
ISBN:9781305952300
Author:Raymond A. Serway, Chris Vuille
Publisher:Raymond A. Serway, Chris Vuille
Chapter1: Units, Trigonometry. And Vectors
Section: Chapter Questions
Problem 1CQ: Estimate the order of magnitude of the length, in meters, of each of the following; (a) a mouse, (b)...
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A mass is sliding on a frictionless surface with a speed v. It runs into a linear X spring with a spring constant of k, which compresses from position x, to position xp. X; m m ©theexpertta.com Part (a) Write a general expression for the force that the spring exerts on the mass, in term of k and x. Choose the initial position of the front of the spring to be x;=0. = - kx v Correct! Fspring Part (b) Select the equation that correctly describes the work done by the spring to stop the mass. W = - w = - kx dx v Correct! Part (c) Evaluate the relationship in part (b) to arrive at an expression for the work done in terms of known variables. W = - ( 1/2 ) k x2| 8 9 HOME d 5 6. a h j 1 2 3 P END - Xf Xị VOI BACKSPACE CLEAR DEL I give up! Submit Hint Feedback Hints: 1 for a 0% deduction. Hints remaining: 0 Feedback: 0% deduction per feedback. |-What is the integral of x dx? Part (d) Solve for the numerical value of the work done in Joules given that x; = 0, xp= 68 cm, and k = 145 N/m. W = - 33.5 W = -33.5 / Correct!
Transcribed Image Text:A mass is sliding on a frictionless surface with a speed v. It runs into a linear X spring with a spring constant of k, which compresses from position x, to position xp. X; m m ©theexpertta.com Part (a) Write a general expression for the force that the spring exerts on the mass, in term of k and x. Choose the initial position of the front of the spring to be x;=0. = - kx v Correct! Fspring Part (b) Select the equation that correctly describes the work done by the spring to stop the mass. W = - w = - kx dx v Correct! Part (c) Evaluate the relationship in part (b) to arrive at an expression for the work done in terms of known variables. W = - ( 1/2 ) k x2| 8 9 HOME d 5 6. a h j 1 2 3 P END - Xf Xị VOI BACKSPACE CLEAR DEL I give up! Submit Hint Feedback Hints: 1 for a 0% deduction. Hints remaining: 0 Feedback: 0% deduction per feedback. |-What is the integral of x dx? Part (d) Solve for the numerical value of the work done in Joules given that x; = 0, xp= 68 cm, and k = 145 N/m. W = - 33.5 W = -33.5 / Correct!
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