Jawabanmu

2014-06-08T22:37:00+07:00
F = k.Δl
k = F/Δl
k =0,5/(27-15)
k = 0,5/12
k = 1/24
k=

F = k. Δl
Δl = F/k
Δl= 0,6/(1/24)
Δl = 72/5
Δl = 14,4 cm
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