Question

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

(1) 0
(3) - 4 m/s2
(2) 4 m/s2
(4) All of these

Answer 1

Explanation:

(2) 4m/s2 this maybe answer

Answer 2

Answer:

0

Explanation:

may be

you can apply the formula v+u/t

u=20/5

v=-20/5

so

acceleration

0/ t

or 0 m/s²