In coming to a stop, a car leaves skid marks acceleration of -7.0 m/s². A. Find the initial velocity of the car just before braking. B. How much time does it take to stop the car?

College Physics
1st Edition
ISBN:9781938168000
Author:Paul Peter Urone, Roger Hinrichs
Publisher:Paul Peter Urone, Roger Hinrichs
Chapter1: Introduction: The Nature Of Science And Physics
Section: Chapter Questions
Problem 1PE: The speed limit on some interstate highways is roughly 100 km/h. (a) What is this in meters per...
icon
Related questions
icon
Concept explainers
Topic Video
Question
Answer:
5. In coming to a stop, a car leaves skid marks 80 meters long on the highway. Assuming an
acceleration of -7.0 m/s².
A. Find the initial velocity of the car just before braking.
B. How much time does it take to stop the car?
Given
Solution:
d=
2 - 2 ad
v =
a=
vi=
vf
Answer:
QART
Transcribed Image Text:Answer: 5. In coming to a stop, a car leaves skid marks 80 meters long on the highway. Assuming an acceleration of -7.0 m/s². A. Find the initial velocity of the car just before braking. B. How much time does it take to stop the car? Given Solution: d= 2 - 2 ad v = a= vi= vf Answer: QART
Expert Solution
trending now

Trending now

This is a popular solution!

steps

Step by step

Solved in 2 steps

Blurred answer
Knowledge Booster
Displacement, velocity and acceleration
Learn more about
Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, physics and related others by exploring similar questions and additional content below.
Similar questions
  • SEE MORE QUESTIONS
Recommended textbooks for you
College Physics
College Physics
Physics
ISBN:
9781938168000
Author:
Paul Peter Urone, Roger Hinrichs
Publisher:
OpenStax College
University Physics Volume 1
University Physics Volume 1
Physics
ISBN:
9781938168277
Author:
William Moebs, Samuel J. Ling, Jeff Sanny
Publisher:
OpenStax - Rice University