Deep Science | Sharp Minds Only on Instagram: "Track cyclists struggle at the start because the fixed gear bike has no freewheel, no gears to shift, and a very high gear ratio. This means the rider must generate huge torque to move a heavy gear from a complete stop. There’s also no forward momentum, so every bit of force must come directly from the legs. Until the bike gains speed, the resistance feels extremely high, which is why the first few pushes look slow and difficult. We do not own any o

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