Engineering Calculators — simple machines

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Lever Interactive Calculator Technical Diagram
Lever Interactive Calculator
Interactive calculator for lever mechanics analyzing forces, distances, and mechanical advantage in simple machines. Design lifting equipment and optimize fo...
Fulcrum Calculator — Lever Force & Mechanical Advantage
Fulcrum Interactive Calculator — Lever Force & Mechanical Advantage

Free fulcrum calculator for Class 1, 2 & 3 levers. Solve output force, effort required, mechanical advantage, and fulcrum position. Animated diagram.

Pulley System Calculator — Free Force & Mechanical Advantage Tool
Interactive Pulley System Calculator — Free Force & Mechanical Advantage Tool

Free online pulley calculator for 5 systems — fixed, movable, gun tackle, double & triple block and tackle. Calculate input force, mechanical advantage & rope...

Compound Lever Calculator
Compound Lever Calculator — Mechanical Advantage

Free compound lever calculator. Enter effort and load arm distances for 2–5 cascaded levers to calculate total mechanical advantage and output force instantly.