Torque Calculator

The Torque Calculator calculator will calculate:

  1. Torque when a single force acts on a rotating system
  2. Net torque when two forces act on a rotating system

A positive number indicates movement in an anticlockwise direction.

Torque Calculator
Torque Calculator Results (detailed calculations and formula below)
The vector net torque in the system is N∙m
The scalar net torque in the system is N∙m
Net torque in the system calculation

Net torque in the system (Vector Equation)

τnet = r1 × F1 + r2 × F2
τnet = × + ×
τnet =

Net torque in the system (Scalar Equation)

τnet = r1 × F1 × sinθ1 + r2 × F2 × sinθ2
τnet = × × sin() + × × sin()
τnet = × × + × ×
τnet =
Torque Calculator Input Values
Distance from turning point to the Force (r1) m
Distance from turning point to the Force (r2) m
First force acting on the system (F1) N
Second force acting on the system (F2) N
Angle formed by the first force to the direction of bar (θ1) °
Angle formed by the second force to the direction of bar (θ2) °

Please note that the formula for each calculation along with detailed calculations are available below. As you enter the specific factors of each torque calculation, the Torque Calculator will automatically calculate the results and update the Physics formula elements with each element of the torque calculation. You can then email or print this torque calculation as required for later use.

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Discover Physics with free Physics Revision Notes and Physics Calculator: Torque. This image shows the properties and torque formula for the Torque. This calculator will calculate torque when a single force acts on a rotating system and net torque when two forces act on a rotating system

Related Physics Sections with Tutorials

Section 3: Kinematics

Section 4: Dynamics

Net torque in the system Formula and Calculation

Net torque in the system (Vector Equation)

τnet = r1 × F1 + r2 × F2

Net torque in the system (Scalar Equation)

τnet = r1 × F1 × sinθ1 + r2 × F2 × sinθ2

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