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Verified answer
KESETIMBANGAN• kesetimbangan benda
m = 8 kg
g = 10 m/s²
α = 30°
T = __?
syarat kesetimbangan rotasi
Στ di A = 0
T sin α • L = m g • ½L
T sin 30° = ½ • 8 • 10
T • ½ = 40
T = 80 N ✓