Verified Mathematical Model & Formulation
Torque (τ) = Force (F) × Radius (r) × sin(θ) From Power: Torque (lb-ft) = (5,252 × HP) / RPM
Calculates the moment of force producing rotational acceleration about an axis based on the perpendicular lever distance from the fulcrum.
Configurable Parameters & Standard Units
- Applied Force (lbs): (Default: 50 lb)
- Lever Arm Length (Feet): (Default: 2 ft)
Standard Worked Example & Practical Verification
Scenario: Applying 60 lbs of pull force on a 1.5-foot torque wrench handle.
Calculated Solution
90 lb-ft (122.0 N·m or 1,080 in-lb)
Practical Takeaway: Lengthening the lever arm allows producing greater torque with less operator physical exertion.
Frequently Asked Questions
What is the conversion between lb-ft and N·m?
1 lb-ft equals approximately 1.35582 Newton-meters (N·m). 1 N·m equals approximately 0.73756 lb-ft.