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Verified answer
Dik : m = 60kgF = 60N
α = 53°
dit : a
jawab :
N= m.g-F sin α
= 60.10-60 sin 53°
= 600- 60 (0.39)
= 600- 23.4
= 576.6
∑Fx = m.a
F cos α = m.a
60 cos 53° = 60a
60 (-0.91) = 60a
-54.6 = 60a
a = 0.91m/s²