Mechanical engineering and skilled trades · Machines and mechanisms

Ideal lever mechanical advantage

Compare ideal effort-arm and load-arm lengths to find a lever’s ideal mechanical advantage.

Published · R0

Method and scope

IMA = effort arm ÷ load arm.

Use ideal lever mechanical advantage for educational calculation or a clearly scoped arithmetic estimate. Intended for Learners, General educational use.

Inputs
  • Effort arm length — m, cm, mm, in
  • Load arm length — m, cm, mm, in
SOURCE AND LIMITS

Assumptions: The measured arms are perpendicular distances from the pivot to their force lines.

Limitations: Measurement uncertainty and real-world variation are not modeled.

Method version 1.0.0 · Unit registry and result provenance are shown after calculation. This tool is limited to the documented scope.
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