Leumas Physics

Moment Of Inertia Of A Solid Disk

I = (1/2)·m·R^2

What it says

The rotational inertia of a uniform solid disk or cylinder rotating about its central symmetry axis equals one half of its mass times the square of its radius.

Symbols

SymbolQuantityDimension
IMoment of inertia (kg·m^2)M L^2
mMass (kg)M
RRadius of disk (m)L

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Filed under Mechanics · derive through it in the explorer