Question

You are driving with a velocity of 85 in a 65 speed-limit zone whenyou see a police radar unit pointing directly at you.
You put on your brakes and quickly slow down with an accelerationof -3.3 .

a)
What is your initial velocity in units?

1

b)
What is the speed limit in units?

2
c)
How much time did it take you to slow down to the speedlimit?

3 s
d)
How far did your car travel while you were slowing down to thespeed limit?

4 m