Question

answer ques no 16 pleaseeeeeeee

Answer 1

1.Speed of car in m/s=18×5/18=5m/s
2.Intial velocity(u)=5m/s
Final Velocity after brake is applied=0m/s
Time=5 second
Retradation will be in minus brake applied then
using =v-u/time
=5-0/5=-1m/s