Q.

The velocity (v) – Distance (x) graph is shown in figure. Which graph represents acceleration (a) versus distance (x) variation of this system           [2026]

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Ans.

(2)

Eq. of V vs x from graph

V=C1-C2x

a=VdVdx

=(C1-C2x)×(-C2)

a=C22x-C1C2

 graph is straight line with positive slope and negative intercept