- #1
Calhoun295
- 3
- 0
Homework Statement
A certain vehicle requires a distance of 29 m to stop when it is traveling at 28 m/s.
(a) What magnitude of acceleration is produced by braking under these conditions?
(b) If a jaywalker is 27 m in front of the vehicle when the driver first applies the brakes, how much time does the pedestrian have to get out of the way?
Homework Equations
v=vo + at
x - xo = vot + [tex]\frac{1}{2}[/tex]at2
v2 = vo2 + 2a(x - xo)
are the given equations for what we're learning.
The Attempt at a Solution
(a) 13.52m/s2
(b) is what I cannot find