lec17 - Lectures 1-3 Sept Lectures 4-15 Sept/Oct Lectures...

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1.050 Engineering Mechanics Lecture 17: Deformation and strain (cont’d)
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1.050 – Content overview I. Dimensional analysis 1. On monsters, mice and mushrooms 2. Similarity relations: Important engineering tools II. Stresses and strength 2. Stresses and equilibrium 3. Strength models (how to design structures, foundations. . against mechanical failure) III. Deformation and strain 4. How strain gages work? 5. How to measure deformation in a 3D structure/material? IV. Elasticity 5. Elasticity model – link stresses and deformation 6. Variational methods in elasticity V. How things fail – and how to avoid it 7. Elastic instabilities 8. Plasticity (permanent deformation) 9. Fracture mechanics
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Unformatted text preview: Lectures 1-3 Sept. Lectures 4-15 Sept./Oct. Lectures 16-19 Oct. Lectures 20-31 Nov. Lectures 32-37 Dec. 1.050 – Content overview I. Dimensional analysis II. Stresses and strength III. Deformation and strain Lecture 16: Introduction: Deformation and strain Lecture 17: Strain tensor Lecture 18: Simplification for small deformation; Mohr circle in strain space Lecture 19: Beam deformation IV. Elasticity V. How things fail – and how to avoid it Goals of this lecture • Review: The main tool – deformation gradient tensor • Applications to calculation of… – Volume change – Surface normal and surface area change – Length change – Angle change...
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lec17 - Lectures 1-3 Sept Lectures 4-15 Sept/Oct Lectures...

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