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Angular Momentum of a Rigid Body Calculator
Use this online angular momentum of a rigid body calculator with labeled inputs and a worked example. L = Iω.
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rotational momentum calculator online
Use angular momentum of a rigid body calculator online with the physical quantities shown below. Fixed principal-axis scalar model; signed angular velocity sets the axis sign.
How to use it
Enter Moment of inertia (kg·m²). Set Angular velocity (rad/s). Select Calculate, check the result units, then copy or download the JSON result.
Options and example settings
Calculation method
L = Iω
Worked examples
Worked case for angular momentum of a rigid body calculator. Fixed principal-axis scalar model; signed angular velocity sets the axis sign.
Angular Momentum of a Rigid Body Calculator — example with explicit inputs
Settings: Angular velocity (rad/s): 3
Input:
2
Expected result for the example input and options:
Output:
{
"angular_momentum_kg_m2_s": 6
}Limitations and common mistakes
- Fixed principal-axis scalar model; signed angular velocity sets the axis sign.
- Match every input to its displayed unit; scientific notation such as 1e-6 is accepted.
- This is the documented idealized model; real systems may require additional effects and measurement uncertainty.
Frequently asked questions
How can I use rotational momentum calculator online?
Enter Moment of inertia (kg·m²). Set Angular velocity (rad/s). Select Calculate, check the result units, then copy or download the JSON result.
Which model does Angular Momentum of a Rigid Body Calculator use?
L = Iω. Fixed principal-axis scalar model; signed angular velocity sets the axis sign.
Technical references
Where is my input processed?
The bundled tool processes input in your browser. It does not upload tool input to a conversion service. Other site plugins, analytics, advertising and browser extensions may have separate behavior.
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