Stress And Strain – Introduction – Stress – Sign Convention – Transformation Of Axes – Principal Stresses – Mohr’s Stress Circles – Strains – Small Strains – Transformation Of Axes – Mohr’s Strain Circles – Force And Moment Balances – Boundary Conditions – Note – Problems – Elasticity – Introduction – Isotropic Elasticity – Variation Of Young’s Modulus – Isotropic Thermal Expansion – Anisotropic Elasticity – Orientation Dependence Of Elastic – Response – Orientation Dependence In Cubic – Crystals – Orientation Dependence In Noncubic – Crystals – Orientation Dependence In Materials – Other Than Single Crystals – Anisotropic Thermal Expansion – Notes – References – Problems – Tensile Testing – Introduction – Tensile Specimens – Stress–Strain Curves – Ductility – True Stress And Strain – The Bridgman Correction – Temperature Rise .