Question

I WILL MARK YOU AS BRAINLIEST IF RIGHT!
A 1300 kg car was traveling 45 m/s towards a traffic signal when the light suddenly turned red.The driver slammed on her brakes and stopped car in 3.3 seconds.What was the deceleration of the car?

Answer 1

Answer:

-17,727.27N

a= -13.6

Explanation:

F= ma

f= 1300×(0-45/3.3)

f= 1300×(-13.63)

f= -17,727.2

Note→(ans is along with retarding force)

Answer 2

Answer:

Hope this pic will solve all your doubts!!