10. A 1.35-kg block is pushed against a vertical wall by means of a spring (k = 760 N/m). The coefficient of static friction between the block and the wallis 0.58. What is the minimum compression in the spring to prevent the block from slipping down?%3Dст

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Answered: 10. A 1.35-kg block is pushed against a…

College Physics

10th Edition

ISBN:9781285737027

Author:Raymond A. Serway, Chris Vuille

Publisher:Raymond A. Serway, Chris Vuille

Chapter5: Energy

Section: Chapter Questions

Problem 35P: A 0.250-kg block along a horizontal track has a speed of 1.50 m/s immediately before colliding with...

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A horizontal spring attached to a wall has a force constant of 850 N/m. A block of mass 1.00 kg is attached to the spring and oscillates freely on a horizontal, frictionless surface as in Figure 5.22. The initial goal of this problem is to find the velocity at the equilibrium point after the block is released. (a) What objects constitute the system, and through what forces do they interact? (b) What are the two points of interest? (c) Find the energy stored in the spring when the mass is stretched 6.00 cm from equilibrium and again when the mass passes through equilibrium after being released from rest. (d) Write the conservation of energy equation for this situation and solve it for the speed of the mass as it passes equilibrium. Substitute to obtain a numerical value. (e) What is the speed at the halfway point? Why isnt it half the speed at equilibrium?
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10. A 1.35-kg block is pushed against a vertical wall by means of a spring (k = 760 N/m). The coefficient of static friction between the block and the wall is 0.58. What is the minimum compression in the spring to prevent the block from slipping down? %3D ст