Medium
The displacement-time graph for two particles $A$ and $B$ are straight lines inclined at angles of $30^\circ$ and $60^\circ$ with the time axis. The ratio of velocities $V_A:V_B$ is
- A$1:2$
- B$1:\sqrt{3}$
- C$\sqrt{3}:1$
- D$1:3$
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