create a ppt lecture for polytechnic student of unit one as given Unit-II: Transmission System: Clutch - Function, Constructional details of single plate and multi plate friction clutches, Centrifugal and semi centrifugal clutch, Cone clutch, Hydraulic clutch Gear Box - Function, Working of sliding mesh, constant mesh and synchromesh gear box, Torque converter and overdrive, Introduction to Automated Manual Transmission, Automatic transmission and Continuously Variable Transmission. Propeller shaft and rear axle - Function, Universal joint, Differential, axles and axle drives. Wheels and Tyres - Types of wheels, Toe in, toe out, camber, caster, kingpin inclination, Wheel balancing and alignment, Factors affecting tyre life.