In essence, gears are only circles with tooth connecting them. A gear transmits a circular motion amongst two diverse shafts by rotating and meshing with One more equipment on one other shaft. Gears come in many different shapes and sizes, like spur equipment, helical gear, bevel gear, and worm gear. https://devinziklm.qodsblog.com/34170373/the-best-side-of-automobile-gearbox