In essence, gears are merely circles with teeth connecting them. A gear transmits a circular motion between two distinct shafts by rotating and meshing with A different gear on one other shaft. Gears occur in many different styles and sizes, including spur equipment, helical equipment, bevel gear, and worm equipment. https://arthurbhjki.answerblogs.com/34362365/the-best-side-of-automobile-gearbox