Concepts of Friction: Definition, laws of dry friction, angle of limiting friction and repose.

Course overview

14:24mins

Parellelogram law of vectors. Moment of force. Concepts and numericals

14:14mins

Resolution of force in plane and space. Varignon's theorem and lami's theorem concepts.

13:59mins

Lami's theorem, converse law of traingle and polygon force, 3 and 2 force equilibrium principle. FBD

14:38mins

Numericals : Equilibrium, FBD, lami's theorem, resolution of force in plane

14:40mins

Concepts of Friction: Definition, laws of dry friction, angle of limiting friction and repose.

11:22mins

Friction numericals: It's direction, Use of Lami's theorem. Relation between DOF and equilibrium eq.

14:54mins

Belt friction concepts and numericals.

12:17mins

Dynamics: Rectilinear motion concepts and numericals

14:43mins

Projectile motion , fixed axis rotation

13:44mins

Numericals: Fixed axis rotation, projectile motion. Concept D Alembert Principle.

12:51mins

Numericals: D Alembert's Principle

12:56mins

Numericals D Alembert's Principle for rotation, vertical circular motion of ball attached to string.

14:06mins

Motion of object attached to string in horizontal plane. Radial and traverse velocity. W-E principle

12:35mins

Work energy principle. Impulse momentum principle, conservation of momentum

13:10mins

Numericals conservation of linear and angular momentum. Concepts:Collision in 2 dimension.

14:08mins

Collision of body with fixed plane Virtual work. Pulley mass system

14:24mins

Structure: Truss and frames. Pulley mass system numerical.

13:19mins

Truss: method of joints, methods of section. Null members. Frames Numericals

14:32mins