Question

If an automobile's velocity changes from 25 m/s to 15m/s in 2s, then what is its acceleration?

Answer 1

Hey!

u=25m/s
v=15m/s
t=2s
a=?

v-u=at
15-25=a×2
-10=2a
-10/2=a
a=-5m/s^2

Hope it helps...!!!