Mechanics of Solids (ME21203), Autumn 2024

Mechanical Engineering Department, Indian Institute of Technology Kharagpur


Week Coverage
Week 1
Jul. 22–26

  • July 22 (Monday): 10 AM to 11 AM
    • Introduction to the course
    • Discussion of course structure, evaluation, and policies
    • Revision of stress and strain

  • July 24 (Wednesday): 8 AM to 10 AM
    • Torsion of shafts with circular cross-section
    • Shear stress and angle of twist

  • July 25 (Thursday): 10 AM to 11 AM
    • Basics of transmission shaft design
    • Problems

Week 2
Jul. 29–Aug.2

  • July 29 (Monday):
    • Shear and bending moment diagrams

  • July 31 (Wednesday): 8 AM to 10 AM
    • Relationships between load, shear, and bending moment

  • August 1 (Thursday):
    • Tutorial: TS1 (Torsion)

Week 3
Aug. 5–9

  • August 5 (Monday): 10 AM to 11 AM
    • Bending deformation

  • August 7 (Wednesday): 8 AM to 10 AM
    • Flexure formula
    • Problem solving

  • August 9 (Thursday): 10 AM to 11 AM
    • Tutorial: TS2A (SFD-BMD)

Week 4
Aug. 12–Aug. 16

  • August 12 (Monday): 10 AM to 11 AM
    • Shear in straight beams
    • Shear formula

  • August 14 (Wednesday): 8 AM to 10 AM
    • Problem solving

  • August 15 (Thursday): Institute Holiday: Independence Day

Week 5
Aug. 19–23

  • August 19 (Monday): 10 AM to 11 AM
    • Concept of traction
    • Transformation of stress

  • August 21 (Wednesday): 8 AM to 10 AM
    • Mohr’s circle
    • Problem solving

  • August 22 (Thursday): 10 AM to 11 AM
    • Tutorial: TS2B

Week 6
Aug. 26–30

  • August 26 (Monday): 10 AM to 11 AM
    • Deformation and displacement
    • Strain

  • August 28 (Wednesday): 8 AM to 10 AM
    • Strain transformation
    • Plane strain
    • Principal strains

  • August 29 (Thursday): 10 AM to 11 AM
    • Tutorial: TS3

Week 7
Sep. 2–6

  • September 2 (Monday): 10 AM to 11 AM
    • Strain Rosette
    • Problem Solving

  • September 3 (Tuesday):
    • 1st Class Test: 6:30 PM – 7:30 PM

  • September 4 (Wednesday): 8 AM to 10 AM
    • Thin-walled pressure vessels
    • Combined loading
    • Problem solving from TS6

  • September 5 (Thursday): 10 AM to 11 AM
    • Tutorial: TS4

Week 8
Sep. 9–13

  • September 9 (Monday): 10 AM to 11 AM
    • Tutorial: TS5

  • September 11 (Wednesday): 8 AM to 10 AM
    • Problem solving from TS6

  • September 12 (Thursday): 10 AM to 11 AM
    • Doubt clearing

September 17–25: Mid-Semester Examinations
Week 9
Sep. 23–27

  • September 26 (Thursday): 10 AM to 11 AM
    • Deflection under transverse loading

Week 10
Sep. 30–Oct. 3

  • September 30 (Monday): 10 AM to 11 AM
    • Statically determinate and Indeterminate Problems

  • October 2 (Wednesday): Institute Holiday (Gandhi Jayanti)

  • October 3 (Thursday): 10 AM to 11 AM
    • Problem solving: Deflection

October 5–13: Autumn Break
Week 11
Oct. 14–18

  • October 14 (Monday):
    • Thick-walled pressure vessels

  • October 16 (Wednesday): 8 AM to 10 AM
    • Thick-walled pressure vessels … contd.
    • Problem solving

  • October 17 (Thursday): 10 AM to 11 AM
    • Tutorial: TS8

Week 12
Oct. 21–25

  • October 21 (Monday): 10 AM to 11 AM
    • Stability of columns
    • Ideal column with pin supports

  • October 23 (Wednesday): 8 AM to 10 AM
    • Euler buckling criterion
    • Columns having various types of supports
    • Problem solving

  • October 24 (Thursday): 10 AM to 11 AM
    • Tutorial: TS7

Week 13
Oct. 28–Nov. 1

  • October 28 (Monday): 10 AM to 11 AM
    • Tutorial: TS9

  • October 30 (Wednesday): 8 AM to 10 AM
    • Introduction to Energy Methods
    • External work and strain energy
    • Elastic strain energy for various types of loading

  • October 31 (Thursday): Institute Holiday (Diwali)

Week 14
Nov. 4–Nov. 8

  • November 4 (Monday): 10 AM to 11 AM
    • Elastic strain energy for various types of loading … contd.

  • November 5 (Tuesday):
    • 2nd Class Test: 6:30 PM – 8:30 PM

  • November 6 (Wednesday):
    • Limitations of conservation of energy principle
    • Principle of virtual work

  • November 7 (Thursday): 10 AM to 11 AM
    • Problems using principle of virtual work

Week 15
Nov. 11–15

Live Sessions:

  • November 11 (Monday): 10 AM to 11 AM
    • Castigliano’s theorem
    • Problem solving

  • November 13 (Wednesday): 8 AM to 10 AM
    • Problem Solving
    • Tutorial: TS10

  • November 14: (Thursday): 10 AM to 11 AM
    • Doubt clearing
    • Advice for End-Semester Examinations

November 18–26: End-Semester Examinations