Question

A train is moving with velocity 150 km/hr. It applies brakes and comes 2 rest in 5 sec. Find d retardation

Answer 1

Given: t=5sec

u=150km/hr

Firsty we will convert it into m/s

150×5/18=41.5m/s^2

Now,

a=v-u/t

0-41.5/5

=-8.3m/s^2