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lk = 2 m
lb= 5 m
ditanya =.....?
rumus = F=lb
___ .w
lk
F=5/2= 2,5 m = 25 cm
25. 100 = 2500 N
F x (5) = 100*2
F = 200/5 = 40 N (A)
F = K = W / KM
9.8 = 500/1
= 500*9.8 =4900 N (B)