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kalo' nyari gaya (F) dbagi dg jumlah tali, tapi kalo' nyari usaha (W) dikalikan dg jumlah tali.
ex :
(a)
smg membantu...
W = 200
Ditanya = F..?
Jawab
KM = n = 2
F = W/KM
F = 200/2
F = 100 N