18. A mass (6.73 kg) is 3.20 m above the ground as shown on the left. It has a speed of 4.36 m/s down the incline plane. The angle of the incline plane is 0 = 53.0°. The coefficient of static friction is 0.879, and the coefficient of kinetic friction is 0.724. The speed of the т h mass at the bottom of the incline is 6.98 m/. How much work was done by friction on the mass as it slide down the incline?

18. A mass (6.73 kg) is 3.20 m above the ground as shown on the left. It has a speed of 4.36 m/s down the incline plane. The angle of the incline plane is 0 = 53.0°. The coefficient of static friction is 0.879, and the coefficient of kinetic friction is 0.724. The speed of the т h mass at the bottom of the incline is 6.98 m/. How much work was done by friction on the mass as it slide down the incline?

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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