Q.

For the position (x)-time (t) graph shown of a particle in one dimensional motion. Choose the correct alternatives from below:

a) Particle was released from rest at t=0

b) At C particle will reverse its direction of motion

c) Average velocity for motion between B and D is positive

d) At E, velocity = 0 and acceleration >0

1 a, b  
2 a, b, d  
3 a, d  
4 b, c, d  

Ans.

(2)

Slope of position-time graph gives velocity