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r = 180 cm =1.8 m
m = 3kg
Ditanya : I?
Jawab:
I = 1/3 m L²
= 1/3 × 3 × 1.8²
= 3.24 kgm²
2. Diket:
m= 5kg
d = 20cm = 0.2 m
r = 0.1 m
Ditanya: I?
Jawab:
I = 1/2 mr²
= 1/2 × 5 × 0.1²
= 2.5 × 10⁻² kgm²