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Lösning 3.1:1
FörberedandeFysik
a) v=v0+at=10m
s+3ms2
6s=28ms
b) OA:v2=v02+2aÁs=)(10(m=s)2=0+2(4m=s2)ÁOA(m) =)OA=12;5m
AB:s=v+21Áat2=)AB=(10m=s)Á(6s)+21(3m=s2)(6s)2=114m
OB=OA+AB=126;5m
