Content To solve these problems you will need to use the concept of work. Remember the following Work is the amount of energy transfered or transformed by a force if the work is positive, then the object gained energy. If the work is negative, then the object lost energy WAKE (Work-Energy Theorem) W-Fdood ATEW Part 1: Child pushing a cooler A cooler (mass3 kg) is initially at rest on a horizontal floor. It is then pushed in a straight line for 1.7 m by a small child who exerts a horizontal force with magnitude 35.5 N A Use the Work Energy Theorem to determine the final speed of the cooler if there is no friction between the cooler and the floor 7.76 ms X B. Use the Work-Energy Theorem to determine the final speed of the c er if the coefficient of kinetic friction between the cooler and the floor is 0.30. Part 2 Spring pushing a block A 1.7 kg block is forced against a horizontal spring, compressing the spring 0.3 m. When released the block moves on a horizontal table top for 1.37 m before coming to rest. The spring constant is 100 N Determine the coefficient of kinetic friction between the block and the table

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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Content
To solve these problems you will need to use the concept of work. Remember the following
Work is the amount of energy transfered or transformed by a force
If the work is positive, then the object gained energy. If the work is negative, then the object lost energy
WAKE (Work-Energy Theorem)
W-Food
ATE W
Part 1: Child pushing a cooler
A cooler (mass 3kg) is initially at rest on a horizontal floor. It is then
MY NOTES
ASK YOUR TEACHER PRACTICE ANOTHER
pushed in a straight line for 1.7 m by a small child who exerts a horizontal force with magnitude 35.5 N
A) Use the Work-Energy Theorem to determine the final speed of the cooler if there is no friction between the cooler and the floor.
7.76 m/s X
8.) Use the Work-Energy Theorem to determine the final speed of the cooler if the coefficient of kinetic friction between the cooler and the floor is 0.30.
Part 2: Spring pushing a block
A 1.7 kg block is forced against a horizontal spring, compressing the spring 0.3 m. When released, the block moves on a horizontal table top for 1.07 m before coming to rest. The spring constant is 100 m
Determine the coefficient of kinetic friction between the block and the table
MY
Transcribed Image Text:DETAILS PREVIOUS ANSWERS Content To solve these problems you will need to use the concept of work. Remember the following Work is the amount of energy transfered or transformed by a force If the work is positive, then the object gained energy. If the work is negative, then the object lost energy WAKE (Work-Energy Theorem) W-Food ATE W Part 1: Child pushing a cooler A cooler (mass 3kg) is initially at rest on a horizontal floor. It is then MY NOTES ASK YOUR TEACHER PRACTICE ANOTHER pushed in a straight line for 1.7 m by a small child who exerts a horizontal force with magnitude 35.5 N A) Use the Work-Energy Theorem to determine the final speed of the cooler if there is no friction between the cooler and the floor. 7.76 m/s X 8.) Use the Work-Energy Theorem to determine the final speed of the cooler if the coefficient of kinetic friction between the cooler and the floor is 0.30. Part 2: Spring pushing a block A 1.7 kg block is forced against a horizontal spring, compressing the spring 0.3 m. When released, the block moves on a horizontal table top for 1.07 m before coming to rest. The spring constant is 100 m Determine the coefficient of kinetic friction between the block and the table MY
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