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Rotasi - Momen inersia
Cincin..--> silinder berlubang
m = 3×10⁻³ kg
R = 0,75×10⁻² m
Dit :
I = ... ?
Penyelesaian :
I = ½ m R²
..= ½ (3×10⁻³ kg) (0,75×10⁻² m)²
..= 27/32 × 10⁻⁷ = 8,4375×10⁻⁸ kg m² <--
semoga membantu :)