(8%) Problem 12: Referring to the image to the right, the mass of block 1 is m1 = 3.1 kg while the mass of block 2 is m2 = 85 kg. The coefcient of friction between m1 and the inclined surface is ,u = 036. The inclined surface is at an angle 6 = 31 " above the horizontal. a A 50% Part (a) Write an equation for the magnitude of this system's acceleration. Use the variables from the problem statement together with g for acceleration from gravity in order to write your equation. Grade Summary Deductions 0% Potential 100% Submissions Attempts remaining: 2_0 ( per attempt) detailed view Hints: g fora 0% deduction.Hims remaining: 2 Feedback: 2% deduction perfeedback. i A 50% Part (b) Calculate the magnitude of the system's acceleration in m/sz. (8%) Problem 13: Two blocks are connected by a string as shown. The inclination of the ramp is 9 = 42\" while the masses of the blocks are m] = 2.1 kg and m2 = 14.8 kg. Friction is negligible. D A 25 % Part (3) Write an equation for the magnitude of the acceleration the two blocks experience. Give your equation in terms of m1, m2, 6, and the acceleration due to gravity g. Consider down the ramp to be the negative direction in this calculation, Grade Summary (1 = I Deductions 0% Potential 100% Submissions Ct)s((l) C?S() C?S(e) ( 7 8 9 Attempts remaining: 20 s1n(o.) 3111(4)) sm(6) 4 5 6 (0% per attempt) _ 6 .Y e 1 2 3 deTailed View d g ml + - 0 mg 11 (1 1/0 sum _ _ Hints: 1 fora 0% deduction. Hints remaining: 2 Feedback: 2% deduction per feedback. in i a 25% Part (b) What is the magnitude of the acceleration of each block in 2 ? s i & 25% Part (c) Write an equation for the tension in the string in terms of mg, the acceleration due to gravity 3, and the acceleration of the two blocks a. i A 25% Part ((1) What is the tension in the rope in newtons