Question

15. A Car stopped after travelling distance 8 due to applying brakes at the speed of 40m/s find acce
leration and retordation of car in that period. (v2-u2=2as) (ASI)​

Answer 1

Explanation:

v= 0

0-40^2 = 2*a*8

a = - 100 m/s^2

- sign indicates that it is retardation.