R Δt t 0

Physics for Scientists and Engineers: Foundations and Connections
1st Edition
ISBN:9781133939146
Author:Katz, Debora M.
Publisher:Katz, Debora M.
Chapter7: Gravity
Section: Chapter Questions
Problem 1PQ: We use the terms sunset and sunrise. In what way are these terms misleading?
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A girl on a bicycle takes 15.2 s to ride half way around a circular track of radius 10.5 m (see the figure below).

 

What is the girl's average speed (in m/s)?

 

What is the magnitude of her average velocity (in m/s)?

R
Δt
t 0
Transcribed Image Text:R Δt t 0
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