Introduction – Units and Dimensions – Laws of Mechanics – Lami’s theorem, Parallelogram and triangular Law of forces-Resolution of composition of forces – Vectorial representation of forces – Vector operations of forces – additions, subtraction, dot product, cross product – Equilibrium of a particle –Principle of transmissibility

Moment of a force -Varignon’s theorem - Equivalent system of forces – Reduction of system of forces into single force and couple -Free body diagram and type of supports and reaction - Forces in space – Equilibrium of a particle in space -Equilibrium of rigid bodies in two dimensions

Introduction, coefficient of friction, angle of friction, angle of repose; laws of dry (Coulomb) friction, Numerical problems on single and multibody system on horizontal planes and incline planes, Numerical problems on wedge friction, ladder friction, screw friction and belt friction.

Displacements, Velocity and acceleration, their relationship – Relative motion – Curvilinear motion Newton’s laws of motion – Work Energy Equation– Impulse and Momentum Impact of elastic bodies.

Centroids and centre of mass – Centroids of lines and areas – Rectangular, circular, triangular areas by integration – T section, I section, – Angle section, Hollow section by using standard formula Theorems of Pappus – Area moments of inertia of plane areas – Rectangular, circular, triangular areas by integration – T section, I section, – Angle section, Hollow section by using Standard formula.