Protecting the environment

Jun 21st, 2015
Studypool Tutor
University of Louisiana at Lafayette
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I think we should burn trash to reduce the amount of garbage we produce to protect the environment.

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DESIGN OF MACHINE ELEMENTS-ISubject Code: 10ME52IA Marks: 25No. of Lecture Hours/Week: 04Exam Hours: 03Total No. of Lecture Hours: 52Exam Marks: 100PART - AUNIT- 1INTRODUCTION: Definitions: normal, shear, biaxial and tri axial stresses, Stress tensor, Principal Stresses. Engineering Materials and their mechanical properties, Stress-Strain diagrams, Stress Analysis, Design considerations: Codes and Standards. 05 HoursUNIT- 2DESIGN FOR STATIC & IMPACT STRENGTH: Static Strength: Static loads and factor of safety, Theories of failure: Maximum normal stress theory, Maximum shear stress theory, Maximum strain theory, Strain energy theory, Distortion energy theory. Failure of brittle and ductile materials, Stress concentration, Determination of Stress concentration factor. Impact Strength: Introduction, Impact stresses due to axial, bending and torsional loads, effect of inertia. 07 HoursUNIT - 3DESIGN FOR FATIGUE STRENGTH: Introduction- S-N Diagram, Low cycle fatigue, High cycle fatigue, Endurance limit, Modifying factors: size effect, surface effect, Stress concentration effects, Fluctuating stresses, Goodman and Soderberg relationship, stresses due to combined loading, cumulative fatigue damage.08 HoursUNIT - 4THREADED FASTENERS: Stresses in threaded fasteners, Effect of initial tension, Design of threaded fasteners under static, dynamic and imp

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