How we worked it out
Updated as you change the numbers.
- τ = F × r × sin(θ); at 90° sin θ = 1.
- 1 lb·ft = 1.3558 N·m.
Method and assumptions
Only the part of the force at right angles to the lever turns it, which is what sin θ measures.
Questions
What torque does 100 N on a 0.5 m wrench give?
50 N·m, or 36.88 lb·ft.
Sources
Method and figures checked on . Every worked answer on this page is covered by an automated test. Found a mistake? Tell us.