velocity versus distance graph

[hassam]

is it possible to have a vertical line anywhere in the plot of such a graph i.e velocity against distance
chek my attachment graph.......it has a vertical line at the end of the curve ryt.....so the very existence of such a graph is possible or not?

 

[hassam]

well i think i shud nt confuse u people wid ma strange ideas......better see the whole question