The fig. shows the `v-t` graph of a particle moving in straight line. Find the time when particle returns to the starting point.

The figure shows the v - t graph of a particle moving in a straight line. Starting from rest, the time after which the particle returns to its starting position is

The figure shows the v - t graph of a particle moving in a straight line. Starting from rest, the time after which the particle returns to its starting position is

The figure shows a velocity-time graph of a particle moving along a straight line If the particle starts from the position x_(0) = –15 m, then its position at t = 2s will be

The figure shows a velocity-time graph of a particle moving along a straight line Q. If the particle starts from the position x_0 = –15 m, then its position at t = 2s will be

The figure shows a velocity-time graph of a particle moving along a straight line If the particles starts form the position x_(0) =- 15m , then its position at t = 2s will be

The figure shows a velocity-time graph of a particle moving along a straight line The maximum displacement of the particle is

The figure shows a velocity-time graph of a particle moving along a straight line The maximum of displacement of the particle is

The velocity -time (v - t) graph of a particle moving in a straight line is shown in figure. The acceleration of the particle at t = 9 is: