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Engineering · L2 · Fixed Pulley vs Movable Pulley vs Block and Tackle

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How mechanical advantage changes from a fixed pulley (MA = 1) to a single movable pulley (MA = 2) to a multi-segment block-and-tackle system.

by @openstemUpdated Engineering
🔧 Pulley systemFixed pulleyMovable pulleyBlock and tackleRope changes direction onlyMA = 1Load hangs from the pulley — 2 rope segments support it💪 MA = 2 — half the effortMultiple pulleys, many rope segments🏗️ MA = number of supporting segments

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