- #1
tahayassen
- 270
- 1
Homework Statement
In an emergency braking exercise, a student driver stops a car traveling at 83 km/h [W] in a time of 4.0 s. What is the car's acceleration during this time?
Homework Equations
The Attempt at a Solution
a = (v2-v1)/t
= 83/4
= 21 m/(s^2) [E]