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Verified answer
Lk=2,5 mLb=0,5 m
W=1000 N
KM?
penyelesaian;
W×Lb=F×Lk
1000×0,5=F×2,5
500=F×2,5
F=500/2,5
F=200 N
maka keuntungan mekanisnya;
KM=W/F
KM=1000/200
KM=5
jawabannya D