a)What is the magnitude (in km) and direction (in degrees south of east) of his displacement during the given time? magnitude ______km direction______° south of east b)What is the magnitude (in km/h) and direction (in degrees south of east) of his average velocity during the given time? magnitude ______ km/h direction_______ ° south of east c)What was his average speed (in km/h) during the same time interval? _________km/h
a)What is the magnitude (in km) and direction (in degrees south of east) of his displacement during the given time? magnitude ______km direction______° south of east b)What is the magnitude (in km/h) and direction (in degrees south of east) of his average velocity during the given time? magnitude ______ km/h direction_______ ° south of east c)What was his average speed (in km/h) during the same time interval? _________km/h
Physics for Scientists and Engineers: Foundations and Connections
1st Edition
ISBN:9781133939146
Author:Katz, Debora M.
Publisher:Katz, Debora M.
Chapter3: Vectors
Section: Chapter Questions
Problem 37PQ
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A man walks 3.55 km south and then 2.25 km east, all in 2.40 hours.
a)What is the magnitude (in km) and direction (in degrees south of east) of his displacement during the given time?
magnitude ______km
direction______° south of east
b)What is the magnitude (in km/h) and direction (in degrees south of east) of his average velocity during the given time?
magnitude ______ km/h
direction_______ ° south of east
c)What was his average speed (in km/h) during the same time interval?
_________km/h
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