a car is a car is travelling at 54 km per hour if brakes are applied so as to produce uniform retardation of 5 M per second calculate the speed taken by to stop
Answers
Answered by
2
V=0m/s
u=54km/h= 54×5/18= 15m/s
a= -5m/s^2
now by using first equation of motion
v=u+at
0= 15+(-5)t
-15= -5t
-15/-5=t
3s =t
u=54km/h= 54×5/18= 15m/s
a= -5m/s^2
now by using first equation of motion
v=u+at
0= 15+(-5)t
-15= -5t
-15/-5=t
3s =t
Similar questions