Course curriculum

  1. 1
    • What is force

    • What is displacement

    • Hooks Law: Relation between force and displacement

    • What is strain?

    • What is stress?

    • Hooks Law: relation between stress and strain

    • Test Quiz

  2. 2
    • Scalars and Vectors

    • What is a tensor

    • Why stress is called a tensor

  3. 3
    • Cauchy stress tensor

    • Hooks law in 2D

    • Engineering stress vs true stress

    • Sign convention

  4. 4
    • Stress on arbitrary plane

    • Derivation of mohr circle

    • Example 1: Draw mohr circle for a given Cauchy stress tensor

  5. 5
    • Principle stress: Mohr circle and eigen value problem

    • Failure theories: Why do we need mohr circle?