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• tuas
ANGGAP tuas jenis I
L = 240 cm
Lw = 40 cm
F = __?
Lf = L - Lw
Lf = 240 - 40 = 200 cm
KM = w / F = Lf / Lw
F = (Lw / Lf) • w
F = (40/200) • w
F = w/5
gaya yg di perlukan untuk mengangkat beban tersebut adalah seperlima berat beban.