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College Physics
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ISBN: 9781305952300
Author: Raymond A. Serway, Chris Vuille
Publisher: Cengage Learning
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Calculate the work done by friction as a 3.7 kg box is slid along a floor from point A to point B in the figure along paths 1, 2, and 3. Assume that the coefficient of kinetic friction between the box and the floor is 0.19. (Figure 1)
Enter your answers numerically separated by commas. Express your answers using two significant figures.
W1,W2,W3= ______ J

Transcribed Image Text:4.0 m
A
1.0 m
1
4.0 m
2.0 m 2
3.0 m
1.0 m
2.0 m
1.0 m
1.0 m
B
3.0 m
1.0 m
3 Top View
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- Answer correlty in terms of kg ..........>>>arrow_forwardYou push a 43-kg file cabinet to the right on a frictionless horizontal surface with a force of 225 N from rest, the cabinet moves a distance of 7.3 m. What is the final speed of the cabinet, in m/s? Your answer needs to have 2 significant figures, including the negative sign in your answer if needed. Do not include the positive sign if the answer is positive. No unit is needed in your answer, it is already given in the question statement.arrow_forwardNeeds Complete typed solution with 100 % accuracy.arrow_forward
- Please asaparrow_forwardPlease only answer D and E with work shown please, thank you.arrow_forwardA box slides down a plank of length d that makes an angle of θ with the horizontal as shown. μk is the kinetic coefficient of friction and μs is the static coefficient of friction. 1.Enter an expression for the minimum angle θ (in degrees) the box will begin to slide. 2.Enter an expression for the nonconservative work done by kinetic friction as the block slides down the plank. Assume the box starts from rest and θ is large enough that it will move down the plank. 3.For a plank of any length, at what angle θ (in degrees) will the final speed of the box at the bottom of the plank be 0.85 times the final speed of the box when there is no friction present? Assume μk = 0.39.arrow_forward
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