Kesetimbangan→ kesetimbangan bendaw₁ = 30 N. r₁ = xw₂ = 10 N. r₂ = (2 - x) msyarat kesetimbangan rotasiΣ τₒ = 0w₁ r₁ - w₂ r₂ = 0w₁ r₁ = w₂ r₂30 • x = 10 • (2 - x)30 x = 20 - 10 x40 x = 20x = ½ m ✔️
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Kesetimbangan
→ kesetimbangan benda
w₁ = 30 N. r₁ = x
w₂ = 10 N. r₂ = (2 - x) m
syarat kesetimbangan rotasi
Σ τₒ = 0
w₁ r₁ - w₂ r₂ = 0
w₁ r₁ = w₂ r₂
30 • x = 10 • (2 - x)
30 x = 20 - 10 x
40 x = 20
x = ½ m ✔️