Physics · Explorer

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Crowbar leverageRunning
Torque rig. Effort distance at 0.83 m. Load moment 24 N·m, Effort moment 49.68 N·m. Currently load moment is short by 25.68 N·m.TUNINGLOAD MOMENTEFFORT MOMENT
t = 0.0s

Load moment

24N·m

Effort moment

49.68N·m

0.83 m

Torque rig. Effort distance at 0.83 m. Load moment 24 N·m, Effort moment 49.68 N·m. Currently load moment is short by 25.68 N·m.

What has to balanceF1d1=F2d2F_1 d_1 = F_2 d_2

What is happening

You are called to a stagehand levering a crate lid with a flat bar.

The bar keeps slipping. The lid resists with 480 N acting 0.05 m from the fulcrum, and the stagehand can pull with only 60 N.