Question

the speed time graph for a body moving along a straight line is shown in figure the average acceleration of body may be

Answer 1

All of them as the body first retards and then travels at the same speed or is at rest then the body accelerated

Answer 2

Answer:

Explanation: first the body is showing retardation of 4 m/sec.  square

Then the body is accelerated to 4m/ s square

So the average velocity will  be 0