Math Problem Statement
Perhatikan gambar berikut.
F_{1} = 15N
B
C
D
A
α
F_{2} = 30N
F_{3} = 10N
Jika panjang batang AD = 4m , AB = BC = 1 m, dan massa batang AD diabaikan, besar dan arah momen gaya total dengan poros di titik C adalah tan alpha = 4/3 )
A. 10 N·m searah jarum jam
B. 10 N·m berlawanan arah jarum jam
C. 16 N-m searah jarum jam
D. 16 Nm berlawanan arah jarum jam
E. 18 N-m searah jarum jam
Solution
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Math Problem Analysis
Mathematical Concepts
Torque (Moment of Force)
Statics
Trigonometry
Formulas
M = F × d (Moment of Force = Force × Perpendicular Distance)
tan(α) = Opposite/Adjacent
Theorems
Principle of Moments
Suitable Grade Level
Grades 10-12
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