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The objectives of this video are to consider more complex loading cases & determine internal forces from both ends of the beam. Very first, the video presents the schematic diagram of the exemplary problem & asks to find internal force at midspan. The schematic diagram shows a simply supported beam having a fixed support at left end & a roller support at right end. The beam is 8 m in length & subjected to 2 different types of loads i.e., a uniformly distributed load of 5 KN/m across 4 m length of the beam from right end and a point load of 10 KN at 3 m away from right end of the beam.

Moving on, the video draws the FBD followed by a workout showing how to determine the support reactions using the principle of equilibrium. Next, the video applies cuts at critical points and briefly talks about the two options available to calculate the internal forces at midspan. Later, the video considers the left cut & illustrates how to find internal forces i.e., axial, shear and bending moments at midspan of the beam. Finally, the video refers to watch next video to continue the lesson.

1. Scalars and Vectors
2. Parallelogram Law and Triangle Method
3. Unit Vectors and Components
4. Vectors Example
5. Vector Tower Example
6. 3D Vectors
7. 3D Vector Example (Part 1)
8. 3D Vectors Example (Part 2)
9. Introduction to Forces
10. Introduction to Moments
11. Moment Example 1
12. Moment Example 2
13. Moments and Couple Moments
14. Equivalent Systems Theory and Example
15. Distrubuted Loads
16. Solving Distributed Loads and Triangular Loads
17. Resolving Forces Advanced Example
18. Introduction to Equilibrium
19. Introduction to Free Body Diagrams (FBD)
20. Free Body Diagram Example
21. Introduction to Supports: Roller, Pin, Fixed
22. Simply Supported Beams Free Body Diagram Example
23. Cantilever Free Body Diagram Example
24. Advanced Free Body Diagram Beam Example
25. Introduction to Axial & Shear Forces and Bending Moments
26. Axial, Shear and Bending Diagrams
27. Method of Sections
28. Method of Sections Simple Example
29. Method of Sections Advanced Example Part 1
30. Method of Sections Advanced Example Part 2
31. Introduction to Hooke's Law
32. Hooke's Law and Stress vs Strain
33. Stress vs Strain Diagram
34. Rectilinear Motion |
35. Rectilinear Motion Examples |
36. Rectilinear Motion with Variable Acceleration |
37. Curvilinear Motion |
38. Projectile Motion |
39. Projectile Motion Formulae Derivations |
40. Circular Motion and Cylindrical Coordinates |
41. Polar Coordinates Example |
42. Newton's Laws and Kinetics |
43. Introduction to Work |
44. Work Example |
45. Power and Efficiency |
46. Work and Energy Example |
47. Potential Energy, Kinetic Energy & Conservation |
48. Conservation of Mechanical Energy Example |
49. Introduction to Impulse and Momentum |
50. Impulse, Momentum, Velocity Example 1 |
51. Impulse, Momentum, Velocity Example 2 |
52. Introduction to Impact |
53. Central Impact Example |
54. Shear Force Diagram Example
55. Bending Moment Diagram Example
56. Shear and Bending Diagrams
57. Beam Analysis Example Part 1
58. Beam Analysis Example Part 2
59. Introduction to Trusses
60. Types of Trusses and Design Assumptions
61. Method of Joints Truss Example
62. Advanced Method of Joints Truss Example
63. Introduction to Method of Sections
64. Method of Sections Theory
65. Method of Sections Truss Example
66. Simple Frame Example
67. Advanced Frames Example
68. Introduction to Friction
69. Static Friction Example
70. Tipping vs Slipping Friction
71. Introduction to Hyrdostatic Forces | Hyd
72. Hydrostatic Forces Example | Hyd
73. Centroids
74. Finding Centroids by Integration
75. Centroids of Composite Shapes Example
76. Moment of Inertia
77. Moment of Inertia Standard Shapes
78. Parallel Axis Theorem Part 1
79. Parallel Axis Theorem Part 2
80. Average Normal Stress
81. Average Stress Example
82. Shear Stress Example
83. Strain

Mechanics, the study of forces and physical bodies, underpins a very large proportion of all forms of engineering. A thorough understanding of mechanics is essential to any successful engineer. This course helps develop an understanding of the nature of forces with consideration for how they may be simplified in an engineering context. The conditions of equilibrium are then used to solve a number of problems in 2D and 3D before moving on to a broad range of topics including centroids, distributed loads, friction and virtual work. The course will also provide an introduction to dynamics, with a particular focus on the effects that forces have upon motion.