A car travel along a straight line at a constant speed of 60 mi/hr for a distance (d) and then another distance (d) in the same direction at another constant speed. The average velocity for the entire trip is 30 mi/hr. a.) What is the average speed with which the car moved during the second distance (d)? b.) What if the second distance (d) were traveled in the opposite direction and had to return home with the same speed as found in (a), what is the average velocity for the entire trip? c.) What is the average velocity for the new trip?

Principles of Physics: A Calculus-Based Text
5th Edition
ISBN:9781133104261
Author:Raymond A. Serway, John W. Jewett
Publisher:Raymond A. Serway, John W. Jewett
Chapter2: Motion In One Dimension
Section: Chapter Questions
Problem 4P: A person walks first at a constant speed of 5.00 m/s along a straight line from point to point and...
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Solve the following problems and show you complete solutions. Write it on the paper and do not type it.
A car travel along a straight line at a constant speed of
60 mi/hr for a distance (d) and then another distance
(d) in the same direction at another constant speed.
The average velocity for the entire trip is 30 mi/hr.
a.) What is the average speed with which the car
moved during the second distance (d)?
b.) What if the second distance (d) were traveled in
the opposite direction and had to return home with
the same speed as found in (a), what is the average
velocity for the entire trip?
c.) What is the average velocity for the new trip?
Transcribed Image Text:A car travel along a straight line at a constant speed of 60 mi/hr for a distance (d) and then another distance (d) in the same direction at another constant speed. The average velocity for the entire trip is 30 mi/hr. a.) What is the average speed with which the car moved during the second distance (d)? b.) What if the second distance (d) were traveled in the opposite direction and had to return home with the same speed as found in (a), what is the average velocity for the entire trip? c.) What is the average velocity for the new trip?
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