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College Physics
11th Edition
ISBN: 9781305952300
Author: Raymond A. Serway, Chris Vuille
Publisher: Cengage Learning
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
Transcribed Image Text:The 2.0 kg block in the figure slides down a frictionless curved ramp, starting from rest at a height of h = 3.60 m. The
block then slides d = 7.60 m on a rough horizontal surface before coming to rest. What is the coefficient of friction
between the block and the horizontal surface?
m = 2 kg
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- esmat.h... Figure Lobby | Top Hat A uniform board of length L and mass M lies near a boundary that separates two regions. In region 1, the coefficient of kinetic friction between the board and the surface is μ, and in region 2, the coefficient is 2. The positive direction is shown in the figure. (Figure 1) Before: region 1 After: 141 Aktiv Chemistry FI 1₂ D2L Homepage - Vande... M Gmail 12 1 of 1 > region 2 4 Part A W = Submit Handshake VYES - Vanderbilt - S... Find the net work W done by friction in pulling the board directly from region 1 to region 2. Assume that the board me constant velocity. Express the net work in terms of M, g, L, ₁, and μ2. ►View Available Hint(s) IVE ΑΣΦ Part B Complete previous part(s) Provide Feedback Course Home P Pearson ? Review | Co Copyright ©2022 Pearson Education Inc. All rights reserved | Terms of Use | Privacy Policy Pormin ▬▬▬▬arrow_forwardA box of mass 5.9 kg is sliding down a ramp, as shown in the picture. The coefficient of kinetic friction between the ramp and the box is 0.4, while the angle of the ramp with the ground is 30°. What is the size of the friction force?arrow_forwardA gymnast rises onto her toes, as shown in the picture on the right. The floor pushes up on the ball of her foot with a force of N=313 N. If 0=56.0°, what are FH the forces in her heel (TH) and ankle joint (T), and what is the angle o? Answers: TH=481 N; T,=761 N; b=20.7° N, 0. 4.25 cm 9.66 cm 5.arrow_forward
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