s1=100 м s2=600 м v1=5 м/с v2=10 м/с vcp=?
vcp=(s1+s2)/(t1+t2)
t1=s1/v1=100/5=20 c
t2=s2/v2=600/10=60 c
vcp=(100+600)/(20+60)=8.75 м/с
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s1=100 м s2=600 м v1=5 м/с v2=10 м/с vcp=?
vcp=(s1+s2)/(t1+t2)
t1=s1/v1=100/5=20 c
t2=s2/v2=600/10=60 c
vcp=(100+600)/(20+60)=8.75 м/с
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