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Amin4k
a fost răspuns

se da
k₁=100N/m
delta l₁=5cm
delta l₂=1cm
______________
k²=?N/m

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rooog mult

Răspuns :

PutereDinu
k1=100 N/m
Δl1=5 cm=0,05 m
Δl2=1 cm=0,01 m
k2=?
k2=F/Δl2
F=k1*Δl1
F=100 N/m*0,05 m
F=5 N
k2=5 N/0,01 m
k2=500 N/m.

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