Question

A car accelerates uniformly from 18 km/hr to 36km/h in 5 minutes. What is the acceleration?

Answer 1

Explanation:

First covert it into m/s

18×5/18

5m/s

36×5/10

10m/s

Now,

Initial velocity(u)=5m/s

Final velocitu(v)=10m/s

T=5 sec

a=v-u/t

a=10-5/300

a= 5/5

a= 1m/s^2