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L = 2,5 m
Lb = 50 cm = 0,5 m
W = 600 N
ditanyakan :
a. Lk ?
b. KM ?
c. F ?
Dijawab :
a. Lk = L - Lb
= 2,5 - 0,5
= 2 m
= 200 cm
b. KM = Lk/Lb
= 2/0,5
= 4
c. F x Lk = W x Lb
F x 2 = 600 x 0,5
F x 2 = 300
F = 300/2
F = 150 N