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Solid Disk Moment of Inertia Calculator

Use this online solid disk moment of inertia calculator with labeled inputs and a worked example. I = mr²/2.

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  1. 01

    Add your input

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  2. 02

    Make it yours

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  3. 03

    Take the result

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cylinder inertia calculator online

Use solid disk moment of inertia calculator online with the physical quantities shown below. Uniform solid disk or cylinder about its central symmetry axis.

How to use it

Enter Mass (kg). Set Radius (m). Select Calculate, check the result units, then copy or download the JSON result.

Options and example settings

OptionChoices / valueExample default
Mass (kg)Main input. Decimal or scientific notation. Zero or positive values. 4
Radius (m)Option. Decimal or scientific notation. Zero or positive values. 0.5

Calculation method

I = mr²/2

Worked examples

Worked case for solid disk moment of inertia calculator. Uniform solid disk or cylinder about its central symmetry axis.

Solid Disk Moment of Inertia Calculator — example with explicit inputs

Settings: Radius (m): 0.5

Input:

4

Expected result for the example input and options:

Output:

{
  "inertia_kg_m2": 0.5
}

Limitations and common mistakes

  • Uniform solid disk or cylinder about its central symmetry axis.
  • 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 cylinder inertia calculator online?

Enter Mass (kg). Set Radius (m). Select Calculate, check the result units, then copy or download the JSON result.

Which model does Solid Disk Moment of Inertia Calculator use?

I = mr²/2. Uniform solid disk or cylinder about its central symmetry axis.

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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