Se dă: SI: Rezolvare
m=10g | 0.01kg | F=G=m*g=0.01m*10N/m=0.001 N
â–²l=2mm | 0.002m | k=F:â–²l=0.001N:0.002m=0.5N/m
F2=1N | | â–²l2=F2:k=1N:0.5N/m=2m
----------------- |------------ Răspuns: ▲l2=2m
F=? |
â–²l2=? |
k=? |
NU UITA: â–²l este â–²L mic, nu â–²i mare.