The static and dynamic coefficients of friction between the surface and the mass M are , and respectively. For the system shown in the figure, assume the pulley is massless and frictionless. Develop a Matlab code to study the friction force and test it for the following conditions If m/M = 1 /2, = 30", ' = 0.2, and & = 0.15 what is the friction force (and direction)? a. b. If m/M = 2/3, = 30, ' = 0.2, and Ak = 0.15 what is the friction force (and direction)? If m/M = 1 . = 30. . = 0.2. and -0. I 5 what is the friction force (and direction)? c. d. Plot friction force versus different values of m/MM, e. Develope a Matlab code that can show the animation of the motion for part d

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The static and dynamic coefficients of friction between the surface and the mass Mare usand (ukrespectively. For the system shown in the figure, assume the pulley is massless and frictionless. Develop a Matlab code to study the friction force and test it for the following conditions a. If m/M= 1 /2, = 30, '= 0.2, and k= 0.15 what is the friction force (and direction)? b. If m/M= 2/3,-30, ,-0.2, and 0.15 what is the friction force (and direction)? c. If m/M= 1, = 30, ,-02, and 0.15 what is the friction force (and direction)? d. Plot friction force versus different values of m/M