basic

Torque from Force and Lever Arm Calculator

τ = F · r · sin θ.

Compute the torque produced by a force applied to a lever arm at an angle: τ = F · r · sin θ. Reports the torque in N·m, ft·lb, and in·lb.

Dr. Helena Ortiz By Dr. Helena Ortiz
Published Last reviewed 1 min read

Inputs

N
m
°

Results

Enter values and click Calculate to see results.
Was this helpful?

How to use this calculator

  1. Fill in the inputs above using the units you already have.
  2. Values update automatically as you type — no submit button needed.
  3. Hover any result row for the underlying formula and intermediate values.

Formula

τ = F · r · sin θ

In depth

Compute the torque produced by a force applied to a lever arm at an angle: τ = F · r · sin θ. Reports the torque in N·m, ft·lb, and in·lb.