Graphs of Motion

Question 1:

The given graph shows the variation of velocity with which one of the graph given below correctly represents the variation of acceleration with displacement :

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\[ a= v \frac{dv}{ds} \]

Question 2:

Particle moving along x-axis with variable velocity its (v²) vs. time graph is as shown in the following figure, then the acceleration of particle at point P is :

1. √3 m/s²

2. √3/4 m/s²

3. √3/2 m/s²

4. 1/√3 m/s²

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