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Engineering · L2 · Gear Ratio, Step by Step

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A worked example: a 15-tooth driving gear meshed with a 45-tooth driven gear gives a 3:1 ratio.

by @openstemUpdated Engineering
⚙️ Driving gear has 15 teethDriven gear has 45 teethRatio = 45 ÷ 15 = 3 : 1Output shaft turns 3× slowerOutput torque is roughly 3× higher

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