Question

Starting from rest a car acquires a velocity of 30km/h in 10 s and then brakes are applied ,it take 20s to stop.Calculate the distance travelled by the car. *​

Answer 1

Answer:

Hope this helps you ?

Explanation:

v=72 km/h=  

3600

72×1000

​  

=20 m/s

Acceleration a=  

t

v−u

​  

 

=  

10s

(20−0) ms  

−1

 

​  

=2 ms  

−2