HD8 : SOLID MECHANICS

1.      ANALYSIS OF STRESS

Introduction, stress, complementary shear stress, simple shear, the state of pure shear, principal stresses and principal planes, sign convention, Mohr’s circle for biaxial stresses, Mohr’s circle.

2.      ANALYSIS OF STRAIN

Introduction, Strain On An Oblique Plane, Mohr’s Circle Of Strain, Compatibility Equations

3.      STRESS – STRAIN RELATIONS FOR LINEARLY ELASTIC SOLIDS

Introduction, Hooke’s Law, Poisson’s Ratio, Differential Equation Of Equilibrium, The Stress Function-Plane Stress

4.   THEORY OF FAILURE

Introduction, Maximum Principal Stress Theory, Maximum Shearing Stress Theory, Maximum Strain Theory, Significance Of Theories Of Failure, Factor Of Safety

5.      ELASTIC STABILITY

Introduction, Failure Of A Column Or Strut , Euler’s Column Theory  , A Sign Conventions , Limitation Of Euler’s Formula  , Empirical Formula For Columns, Rankine’s Formula For Columns, Euler’s Formula