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Functions of the crown and pinion assembly is to;Change the direction of drive through a right angle.Increase the available torque by reducing the speed (Power = torque x speed)
Functions of seal in an engine include;Prevent oil or grease leaking from where it is neededPrevent entry of dirt, duct or grit into the sealed areaImproves engine breathing
Functions of state authority include;To maintain law and orderTo provide security to citizensTo create employment opportunitiesTo legislate laws to govern the people.To promote international cooperationTo protect individual rights and freedomTo provide leadershipTo provide social service.
Functions of muscles found in the alimentary canal are;Movement of food/peristalsisMixing of food
Functions of worker bees in a bee colony are;Feed the queen, drones and broodProtect the hives from intrudersCollect nector pollen, tree resinsBuild combsclean the hiveMake honey and bee waxKill drones after mating the queen