Question

what is the deceleration of a vehicle moving in a straight line that changes its velocity from 100 km/h to a dead stop in 10 seconds​

Answer 1

Answer=

-2.78m/s^2

Explanation=

v=0m/s

u=100*1000/60*60 m/s=1000/36 m/s

t=10sec.

a=0-1000/36   /   10

=  -2.78m/s^2

Answer 2

Explanation:

I think it is helpful to you