g·cm²

gram square centimeter

Moment of inertiaexact by definition

The gram square centimetre is exactly 10⁻⁷ kg·m², an exact decimal relation. It is the practical unit for small rotating components such as motor rotors, encoder discs and instrument movements, where kg·m² values would carry many leading zeros.

1 g·cm² 1.0000000e-07 kg·m²