| Chapter No. | Topic | Key Types of Problems to Look For | | :--- | :--- | :--- | | | Kinematics of Motion | Velocity triangles, projectile motion, graphical differentiation. | | 3 | Kinetics of Motion | D’Alembert’s principle, inertia forces, vehicle dynamics on slopes. | | 4 | Simple Mechanisms | Grashof’s law calculations, finding degrees of freedom (Grubler’s criterion). | | 5 | Velocity in Mechanisms | Instantaneous Centre method and Relative Velocity method (Essential for exams). | | 6 | Acceleration in Mechanisms | Klein’s construction for slider-crank mechanisms (High priority). | | 7 | Belts, Ropes, and Chains | Length calculations, power transmission ratio, centrifugal tension. | | 8 | Friction | Screw jack efficiency, bearing friction, pivot and collar friction. | | 10 | Governors | Watt, Porter, and Hartnell governor calculations (Height, effort, power). | | 12 | Balancing | Balancing of rotating masses (Graphical solutions are common here). | | 14 | Gyroscopic Couple | Ship stabilization, aircraft turning, grinding stones. | | 15 | Toothed Gearing | Gear ratio problems, interference, contact ratio. | | 16 | Gear Trains | Epicyclic gear trains (Tabular method vs. Formula method). | | 18 | Vibrations | Natural frequency, damped vibration, transmissibility. |
Vibrations
Week 4 — Governors and flywheels
Solving the exercises in R.S. Khurmi’s Theory of Machines is a rite of passage for engineers. It builds the foundational intuition needed to design everything from simple linkages to complex automotive transmissions. Success lies in patience with drawing instruments and rigor in algebraic substitution. theory of machines by rs khurmi exercise solutions