UNIT – I
PRECESSION : Gyroscopes, effect of precession motion on the stability of moving
vehicles such as motor car, motor cycle, aero planes and ships. Static and dynamic
force analysis of planar mechanisms.
UNIT – II
FRICTION : Inclined plane, friction of screw and nuts, pivot and collar, uniform
pressure, uniform wear, friction circle and friction axis : lubricated surfaces, boundary
friction, film lubrication.
Clutches: Friction clutches- Single Disc or plate clutch, Multiple Disc Clutch, Cone
Clutch, Centrifugal Clutch.
BRAKES AND DYNAMOMETERS : Simple block brakes, internal expanding brake,
band brake ofvehicle. Dynamometers – absorption and transmission types. General
description and methods of operations.
UNIT – IV
TURNING MOMENT DIAGRAM AND FLY WHEELS : Turning moment – Inertia
Torque connecting rod angular velocity and acceleration, crank effort and torque
diagrams – Fluctuation of energy – Fly wheels and their design.