# Mechanics

- Institution: IIT Roorkee
- Department: Mechanical Engineering
- Teacher: Prof. Anjani Kumar Tiwari
- Level: Undergraduate
- Language: English
- Subjects: Engineering
- Source: [NPTEL](https://nptel.ac.in/courses/112107539)
- Licence: [CC BY-NC-SA](https://nptel.ac.in/faq) (Non-commercial use only.)
- Syllabus: [at the source](https://nptel.ac.in/courses/112107539)
- Who can watch: Tweens profiles and older (sources give no ratings; placed by Invisible Network from the source's own words)

This course covers the basic principles of mechanics. The course discusses the free body diagram, equilibrium of rigid bodies, analysis of trusses, beams, cables, virtual work, the motion of particles and rigid bodies, conservation laws, the moment of inertia, the principle of work energy, and general plane motions.

Intended audience: Undergraduate students

Prerequisites: Any 12th pass students (in science stream) can do this course. There are no prerequisite courses.

## Lectures

1. [Course outline](https://invisiblenetwork.ai/learn/nptel/112107539/b0813bb0fdf3) (Video)
2. [Vectorial representation of forces and moments](https://invisiblenetwork.ai/learn/nptel/112107539/92ca6b6c85b9) (Video)
3. [Couple moment and reduction of a force system to a force and a couple](https://invisiblenetwork.ai/learn/nptel/112107539/8105588bf825) (Video)
4. [Examples of couple moment](https://invisiblenetwork.ai/learn/nptel/112107539/031673f1c304) (Video)
5. [Examples: Moment in three dimensions](https://invisiblenetwork.ai/learn/nptel/112107539/c13acd55e554) (Video)
6. [Free body diagram and support reactions](https://invisiblenetwork.ai/learn/nptel/112107539/e5d853c94568) (Video)
7. [Equilibrium of rigid bodies in two and three dimensions](https://invisiblenetwork.ai/learn/nptel/112107539/7da24d5745a2) (Video)
8. [Examples: Equilibrium of rigid bodies in two dimensions](https://invisiblenetwork.ai/learn/nptel/112107539/42cbc4c0e8bf) (Video)
9. [Examples: Equilibrium of rigid bodies in three dimensions](https://invisiblenetwork.ai/learn/nptel/112107539/6d4aac3eada2) (Video)
10. [Beams and distributed loads](https://invisiblenetwork.ai/learn/nptel/112107539/befcb2f4ffcf) (Video)
11. [Flexible cables](https://invisiblenetwork.ai/learn/nptel/112107539/460262a434d1) (Video)
12. [Flexible cables: catenary curve](https://invisiblenetwork.ai/learn/nptel/112107539/2c17ea4733ea) (Video)
13. [Examples: Parabolic and Catenary cables](https://invisiblenetwork.ai/learn/nptel/112107539/1410d5b2f451) (Video)
14. [Flexible Cable: Concentrated load](https://invisiblenetwork.ai/learn/nptel/112107539/39f5863198fd) (Video)
15. [Structures: Plane Trusses](https://invisiblenetwork.ai/learn/nptel/112107539/4e8463d3b4ec) (Video)
16. [Analysis of trusses: Method of joints](https://invisiblenetwork.ai/learn/nptel/112107539/6bcb1c9fa3c6) (YouTube)
17. [Analysis of trusses: Method of sections](https://invisiblenetwork.ai/learn/nptel/112107539/f468288eec0c) (YouTube)
18. [Shear force and bending moment](https://invisiblenetwork.ai/learn/nptel/112107539/9c93f02cccb8) (YouTube)
19. [Shear force and bending moment: distributed load](https://invisiblenetwork.ai/learn/nptel/112107539/d0bd9f79501f) (YouTube)
20. [Principle of virtual work](https://invisiblenetwork.ai/learn/nptel/112107539/986eeba2882e) (YouTube)
21. [Principle of virtual work: examples](https://invisiblenetwork.ai/learn/nptel/112107539/95c8baa10299) (YouTube)
22. [Principle of virtual work: examples - II](https://invisiblenetwork.ai/learn/nptel/112107539/5d59729a7ab8) (YouTube)
23. [Stable and unstable equilibrium](https://invisiblenetwork.ai/learn/nptel/112107539/8bcdae64a5f7) (YouTube)
24. [Friction](https://invisiblenetwork.ai/learn/nptel/112107539/93599687a145) (YouTube)
25. [Friction: examples](https://invisiblenetwork.ai/learn/nptel/112107539/9bec12c5dfbc) (YouTube)
26. [Rope and belt friction](https://invisiblenetwork.ai/learn/nptel/112107539/bfa21c5d6be6) (YouTube)
27. [Rope and belt friction: examples](https://invisiblenetwork.ai/learn/nptel/112107539/9a826c7a9023) (YouTube)
28. [Rolling resistance](https://invisiblenetwork.ai/learn/nptel/112107539/ee8201df27a6) (YouTube)
29. [Revision: statics](https://invisiblenetwork.ai/learn/nptel/112107539/1f950214cc54) (YouTube)
30. [Coordinate systems: Cartesian and planar polar coordinates](https://invisiblenetwork.ai/learn/nptel/112107539/fd989815fc11) (YouTube)
31. [Coordinate systems: spherical coordinates](https://invisiblenetwork.ai/learn/nptel/112107539/c5a3665e9ddd) (YouTube)
32. [Coordinate systems: cylindrical coordinates](https://invisiblenetwork.ai/learn/nptel/112107539/0d68230d3f00) (YouTube)
33. [Cartesian and planar polar coordinates: examples](https://invisiblenetwork.ai/learn/nptel/112107539/031434264bda) (YouTube)
34. [Spherical and cylindrical coordinates: examples](https://invisiblenetwork.ai/learn/nptel/112107539/a66b4b8627ce) (YouTube)
35. [Equation of motion in different coordinate systems](https://invisiblenetwork.ai/learn/nptel/112107539/356a9a3ce9a5) (YouTube)
36. [Equation of motion: examples](https://invisiblenetwork.ai/learn/nptel/112107539/fd8f972ab520) (YouTube)
37. [Work energy method](https://invisiblenetwork.ai/learn/nptel/112107539/f001f4492390) (YouTube)
38. [Work energy method: examples](https://invisiblenetwork.ai/learn/nptel/112107539/fea554708917) (YouTube)
39. [Impulse momentum relation](https://invisiblenetwork.ai/learn/nptel/112107539/26b17b85b6e5) (YouTube)
40. [Variable mass](https://invisiblenetwork.ai/learn/nptel/112107539/6748a0837833) (YouTube)
41. [Impact: direct central impact](https://invisiblenetwork.ai/learn/nptel/112107539/4c16d29eb3a3) (YouTube)
42. [Impact: oblique central impact](https://invisiblenetwork.ai/learn/nptel/112107539/ba9a4c12df7c) (YouTube)
43. [Moment of inertia](https://invisiblenetwork.ai/learn/nptel/112107539/5952b0a5681e) (YouTube)
44. [Moment of inertia: examples](https://invisiblenetwork.ai/learn/nptel/112107539/8620e65b1df0) (YouTube)
45. [Moment of inertia of composite bodies](https://invisiblenetwork.ai/learn/nptel/112107539/8191f9ac3ac3) (YouTube)
46. [Product of inertia and principal axes of inertia](https://invisiblenetwork.ai/learn/nptel/112107539/2a255e3503fc) (YouTube)
47. [Principal axes of inertia: examples-I](https://invisiblenetwork.ai/learn/nptel/112107539/09152a4de2e0) (YouTube)
48. [Principal axes of inertia: examples-II](https://invisiblenetwork.ai/learn/nptel/112107539/9fd5c9531a3a) (YouTube)
49. [Harmonic oscillator: simple harmonic motion](https://invisiblenetwork.ai/learn/nptel/112107539/80c022b3e2e3) (YouTube)
50. [Simple harmonic motion: examples](https://invisiblenetwork.ai/learn/nptel/112107539/ce0b300b2f55) (YouTube)
51. [Damped harmonic oscillator](https://invisiblenetwork.ai/learn/nptel/112107539/f311a1a0c1ef) (YouTube)
52. [Translation and rotation of rigid bodies](https://invisiblenetwork.ai/learn/nptel/112107539/83c621da0bcf) (YouTube)
53. [Translation and rotation of rigid bodies: examples](https://invisiblenetwork.ai/learn/nptel/112107539/e4564e1b2d9a) (YouTube)
54. [Plane motion of a rigid body](https://invisiblenetwork.ai/learn/nptel/112107539/cc4552b26121) (YouTube)
55. [Plane motion of a rigid body: work energy equation](https://invisiblenetwork.ai/learn/nptel/112107539/8943608d9c0a) (YouTube)
56. [Plane motion of a rigid body: impulse-momentum equation](https://invisiblenetwork.ai/learn/nptel/112107539/b89fa2207588) (YouTube)
57. [Three-dimensional dynamics of rigid bodies: angular momentum](https://invisiblenetwork.ai/learn/nptel/112107539/dd153d2980f9) (YouTube)
58. [Euler’s equations of motion](https://invisiblenetwork.ai/learn/nptel/112107539/66f48015d6c9) (YouTube)
59. [Euler’s equations of motion: examples](https://invisiblenetwork.ai/learn/nptel/112107539/b391f2ae4eb9) (YouTube)
60. [Revision: Dynamics](https://invisiblenetwork.ai/learn/nptel/112107539/860849a165fd) (YouTube)