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A docs.google.com 82130744@students.liu.edu.lb Switch account Your email will be recorded when you submit this form 15 MCQS Two crates of masses m, = 20 kg and m, = 12 kg are in contact on a rough horizontal surface. A horizontal force of magnitude F 80 N is pushing them. The coefficient of kinetic friction between the crates and the horizontal surface is 4 = 0.2. The acceleration of the crates is a = 0.5 m/s2. What are the magnitude and direction of the force exerted by m2 on m,? Use g = 10 m/s2. Motion None of the options 30 N; to the right 80 N; to the right

A docs.google.com 82130744@students.liu.edu.lb Switch account Your email will be recorded when you submit this form 15 MCQS Two crates of masses m, = 20 kg and m, = 12 kg are in contact on a rough horizontal surface. A horizontal force of magnitude F 80 N is pushing them. The coefficient of kinetic friction between the crates and the horizontal surface is 4 = 0.2. The acceleration of the crates is a = 0.5 m/s2. What are the magnitude and direction of the force exerted by m2 on m,? Use g = 10 m/s2. Motion None of the options 30 N; to the right 80 N; to the right

College Physics
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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6:33 ull 4G A docs.google.com 82130744@students.liu.edu.lb Switch account Your email will be recorded when you submit this form 15 MCQS Two crates of masses m, = 20 kg and m, = 12 kg are in contact on a rough horizontal surface. A horizontal force of magnitude F = 80 N is pushing them. The coefficient of kinetic friction between the crates and the horizontal surface is µ = 0.2. The acceleration of the crates is a = 0.5 m/s2. What are the magnitude and direction of the force exerted by m2 on m,? Use g = 10 m/s?. Motion None of the options 30 N ; to the right 80 N; to the right 80 N ; to the left 30 N ; to the left Two blocks m, = 10 kg and m2 are connected as shown below. The block m, is placed on an inclined plane that makes an angle 30° below the horizontal while the block m2 rests on an inclined plane that makes an angle 20° above the horizontal. All the surfaces are frictionless. What should the value of m, be so that the blocks remain in static equilibrium ?
Transcribed Image Text:6:33 ull 4G A docs.google.com 82130744@students.liu.edu.lb Switch account Your email will be recorded when you submit this form 15 MCQS Two crates of masses m, = 20 kg and m, = 12 kg are in contact on a rough horizontal surface. A horizontal force of magnitude F = 80 N is pushing them. The coefficient of kinetic friction between the crates and the horizontal surface is µ = 0.2. The acceleration of the crates is a = 0.5 m/s2. What are the magnitude and direction of the force exerted by m2 on m,? Use g = 10 m/s?. Motion None of the options 30 N ; to the right 80 N; to the right 80 N ; to the left 30 N ; to the left Two blocks m, = 10 kg and m2 are connected as shown below. The block m, is placed on an inclined plane that makes an angle 30° below the horizontal while the block m2 rests on an inclined plane that makes an angle 20° above the horizontal. All the surfaces are frictionless. What should the value of m, be so that the blocks remain in static equilibrium ?
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