Question

H=2,5m
4m
w=5000
f=.........
hitung= a.kuasa[f]
b.keuntungan mekanis [m]

Answer 1

A. km=km
  w/F = s/h
  F/w = h/s
   F   = h/s * w
        = 2,5/4 * 5000
        = 2,5 * 1250
        = 25 * 125
        = 3125 N
b. km = w/F
          = 5000/3125
          = 1,6

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