Jawabanmu

2014-01-31T12:07:18+07:00
Dik : F = 1000 N            Dit : W ?
         lb = 0.5          
         lk = 2 - 0.5 = 1.5
W/F = lk/lb
W/1000 = 1.5/0.5
W= 1000 x 1.5/0.5
W = 1500/0.5
W = 3000 N
2 2 2