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Dinamika Rotasi- Momentum Sudut
ω₁ = 1,5 rad/s
I₁ = 6 kgm²
ω₂ = __ ?
I₂ = __ ?
Hukum Kekekalan Momentum Sudut
L₁ = L₂
ω₁I₁ = ω₂I₂
1,5 × 6 = ω₂I₂
9 = ω₂I₂
Jika ω₂ dikali I₂ hasilnya harus 9 , pilihan yang memenuhi hanya A
Jawaban : A