The conversation between human and AI assistant.
Why do bikes have so many gears when a car only has 5 or 6? Does one need that many gears on a bike?
Why do bikes have so many gears when a car only has 5 or 6? Does one need that many gears on a bike?
Bikes have many gears because they have a much narrower range of operating speeds than cars. With the ability to choose between many gears, cyclists can maintain an optimal pedaling cadence, which increases efficiency and reduces fatigue.