Outline

University of Jordan College of Engineering and Technology Mechanical Engineering Department Course title and number: Mechanics of Materials. 0904371/ Mechatronics Instructors: Prof. Saad Habali and Dr. Moudar Zgoul Text Book: James Gere, "Mechanics of Materials", 6th Ed., Thomson, Brooks, Cole References: I. R. C. Hibbeler, "Mechanics of Materials", 2. F. P. Beer, and E. R. Johnston, "Mechanics of Materials", McGraw Hill. 3. L. G. Kraige, "Mechanics of Materials", John Wiley and Sons. 4. Egor P. Popov, "Mechanics of Materials", Prentice Hall. Course Objectives: Axial loading, Material properties obtained from tensile tests, Stresses and strains due to axial loading, Thermal Stresses, Elementary theory of torsion, Solid and hollow shafts, Thin-walled tubes, Stresses in beams due to bending, shear and combined forces. Builtup beams, Analysis of plane stress, Mohr's Circle, Combined stresses, Thin-walled pressure vessels, Deflection of beams, Buckling of columns. Course Outcomes: At the end of this course students should be able to: 1. Understand the concepts of stress and strain at a point of a stressed body [PO5] 2. Understand the stress-strain diagram and material properties [PO5] 3. Apply the tension formula, axial deflection formula [PO1, PO5] 4. Calculate the thermal stresses [PO1, PO5] 5. Calculate the stresses on statically indeterminate rod structures [PO1, PO5] 6. Understand the physics of torsion [PO1] 7. Design of power transmission shafts [PO3] 8. Calculate stresses in circular (solid and hollow) shafts [PO1, PO5] 9. Calculate the stresses on closed thin wall tubes [POI, P05] 10. Model and calculate the stresses (normal and shear) due to flexure of beams [PO1, PO5] 11. Apply the fixture and shear stress formula on beams [PO5] 12. Compute the area moment of inertia for different cross sections [PO1, PO5] 13. Analyze stresses on built-up beams subjected to bending [PO1, PO5] 14. Compute stresses on beams with eccentric axial loading [PO1, PO5] 15. Analyze plane stresses using stress transformation equation and Mohr's circle [P05] 16. Calculation of beam deflection using integration method [PO1, PO5] 17. Analyze and design of thin walled pressure vessel [PO3, PO5] 18. Determine the buckling load and design of long and intermediate columns [PO3, PO5]

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Course Contents: 1. Introduction: • . Definitions and basic concepts, • · Concept of stress and strain at a point of a stressed body • · Basic loadings: tension, compression, shearing, bearing, tearing . Stress-strain diagram and mechanical behavior of the material • . Allowable values of influences and responses • . Factors of safety 2. Elementary theory of tension: axially loaded members • . Deformation • . Normal stresses and normal strains • . Shear stresses • · Temperature effect, conditions for generation of thermal stresses • . Stresses on inclined planes • . Stress concentration and Saint- Vinat' s principle 3. Elementary theory of torsion • . Pure shear • . Transmission of power by circular shafts • . Thin-walled tubes • . Stress concentration 4. Shear force and bending moment • · Relationship shear force and bending moment, • . Section. forces • · Shear force and bending moment diagrams 5. Elementary flexure theory of beams: stresses in beams • . Assumptions and basic concepts • . Curvature • . Normal strains and normal stresses • . Section modulus (Design of beams) • . Shear stresses in beams • . Stress concentration 6. Analysis of stresses and strains • . Stresses on inclined sections: • . Transformation equations of plane stresses • · Extreme values of stresses: Principal stresses and maximum shear stresses. Mohr's circle for plane stresses 7. Beam deflection using integration method • . Moment equation (second order De • . Shear force equation • . Load equation 2

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. Superposition principle

8. Pressure vessels and combined loading • · Cylindrical and spherical vessels analysis • . Combined loading analysis in beams 9. Buckling of columns • · Introduction • . Critical load • . Column modes

Grading: 1. HW s + Quizzes + Activities: 20% 2. Mid-term exam: 30% 3. Final exam: 50% Total

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