Y Y If frictional forces do -1.01x104 J of work on her as she descends, how fast is she going at the bottom of the slope? Take free fall acceleration to be g = 9.80 m/s². 15] ΑΣΦ Submit Part B Request Answer Submit Request Answer Part C [DOC] Now moving horizontally, the skier crosses a patch of soft snow, where the coefficient of friction is 0.22. If the patch is of width 65.0 m and the average force of air resistance on the skier is 160 N. how fast is she going after crossing the patch? 195] ΑΣΦ m/s. ? m/s

University Physics Volume 1
18th Edition
ISBN:9781938168277
Author:William Moebs, Samuel J. Ling, Jeff Sanny
Publisher:William Moebs, Samuel J. Ling, Jeff Sanny
Chapter5: Newton's Law Of Motion
Section: Chapter Questions
Problem 46P: A car weighing 12,500 N stalls from rest and accelerates to 83.0 km/h in 5.00 s. The friction force...
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Question
A 60.0-kg skier starts from rest at the top of a ski slope of height
65.0 m.
Transcribed Image Text:A 60.0-kg skier starts from rest at the top of a ski slope of height 65.0 m.
Y
Y
If frictional forces do -1.01x104 J of work on her as she descends, how fast is she going at the bottom of the slope?
Take free fall acceleration to be g = 9.80 m/s².
15] ΑΣΦΑ
Submit
Part B
Submit
Part C
Request Answer
Now moving horizontally, the skier crosses a patch of soft snow, where the coefficient of friction is 0.22. If the patch is of width 65.0 m and the average force of
air resistance on the skier is 160 N. how fast is she going after crossing the patch?
195] ΑΣΦ
F=
[DOC]
Request Answer
?
m/s.
After crossing the patch of soft snow, the skier hits a snowdrift and penetrates a distance 3.0 m into it before coming to a stop. What is the average force
exerted on her by the snowdrift as it stops her?
195] ΑΣΦ
CHC ?
m/s
N
Transcribed Image Text:Y Y If frictional forces do -1.01x104 J of work on her as she descends, how fast is she going at the bottom of the slope? Take free fall acceleration to be g = 9.80 m/s². 15] ΑΣΦΑ Submit Part B Submit Part C Request Answer Now moving horizontally, the skier crosses a patch of soft snow, where the coefficient of friction is 0.22. If the patch is of width 65.0 m and the average force of air resistance on the skier is 160 N. how fast is she going after crossing the patch? 195] ΑΣΦ F= [DOC] Request Answer ? m/s. After crossing the patch of soft snow, the skier hits a snowdrift and penetrates a distance 3.0 m into it before coming to a stop. What is the average force exerted on her by the snowdrift as it stops her? 195] ΑΣΦ CHC ? m/s N
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