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Example: Working of a Bicycle Gear System "A bicycle gear system reduces the pedalling effort by changing the mechanical advantage. When a larger rear sprocket is selected, the torque at the wheel increases but speed decreases. When a smaller sprocket is used, the speed increases but pedalling effo…

Example: Working of a Bicycle Gear System "A bicycle gear system reduces the pedalling effort by changing the mechanical advantage. When a larger rear sprocket is selected, the torque at the wheel increases but speed decreases. When a smaller sprocket is used, the speed increases but pedalling effort becomes higher."