ME6401 Kinematics of Machinery Important Questions

Unit 1

 Basic kinematic concepts and definitions

 Degree of freedom, Mobility

 Kutzbach criterion

 Gruebler's criterion

 Grashof's Law

 Transmission Angle

 Quick return mechanisms

 Straight line generators

 Universal Joint

Unit 2

 Displacement, velocity and acceleration analysis

 Velocity analysis using instantaneous centres

 kinematic analysis

 Coincident points

 Coriolis component of Acceleration

Unit 3

 Classification of cams and followers

 Displacement diagrams

 Uniform velocity, parabolic

 Layout of plate cam profiles

 Circular arc and tangent cams

 Pressure angle and undercutting

 Sizing of cams

Unit 4

 Law of toothed gearing

 Involutes and cycloidal tooth profiles

 Spur Gear terminology and definitions

 Interference and undercutting. Helical, Bevel, Worm, Rack and Pinion gears

 Parallel axis gear trains

 Epicyclic Gear Trains

Unit 5

 Sliding and Rolling friction

 Friction drives

 Friction in screw threads

 Bearings and lubrication

 Friction clutches

 Friction in brakes

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