Question

. When a body moving with a speed of
20 m/s. stops in 20 seconds, what is the
acceleration?​

Answer 1

Here is ur answer:-

Initial velocity (u) = 20m/s

Final velocity (v) = 0

Time (t) = 20 sec

Acceleration = v-u/t

= 0-20/20

= -20/20

Retardation = -1m/s^2

Hope it helps...

Answer 2

Answer:

hope it helps.....................'