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Problem set_2

# Problem set_2 - ENGR3220U Problem Set#2 2 Machine Design...

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2 ENGR3220U Problem Set #2 Machine Design FACULTY OF ENGINEERING AND APPLIED SCIENCE ENGR3220U-Machine Design Instructor:  Dr. Yuelei Yang [email protected] TA:  Mr. Zhongzhe Chi The assigned questions are all from the textbook, Machine Design: An Integrated Approach , 3 rd edition, R.L. Norton. Assignment 2: 5-1, 5-3, 5-12, 5-26,5-70 Problem 5-1 A differential stress ahs a set of applied stresses on it as indicated in each row of Table P5-1. For rows (a) and (f) assigned, draw the stress element showing the applied stress. Find the principal stresses and von Mises stress. ENGR 3220U, Assignment 2 name 1 of 5

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ENGR3220U Problem Set #2 Machine Design Problem 5-3 For a bicycle pedal arm assembly in Figure P5-1 with a rider applied force of 1500 N at the pedal, determine the von Mises stress in the 15-mm-dia pedal arm. The pedal attaches to the arm with a 12- mm thread. Find th von Mises stress in the screw. Find the safety factor against static failure if the material has S y =350 MPa.
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Problem set_2 - ENGR3220U Problem Set#2 2 Machine Design...

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