In essence, gears are just circles with enamel connecting them. A gear transmits a circular motion in between two unique shafts by rotating and meshing with A further equipment on another shaft. Gears come in many different sizes and shapes, including spur gear, helical gear, bevel equipment, and worm equipment. https://fernandoiuzfh.nizarblog.com/34308777/5-easy-facts-about-automobile-gearbox-described