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posted by  Domo on 11/7/2009 12:00:03 AM  |  status: Live  |  Earned Karma: 10

boblsed

Course Textbook Chapter Problem Needs by
Algebra Based Physics Physics: Principles with Applications (6th) by Giancoli N/A N/A 11/9/2009 at 10:00:00 AM
Question Details:
during an olympic bobsled run a jamaican team takes a turn of radius 30ft. at a speed of 65mi/h. How many g's do the riders experience during the turn?
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posted by Orca on 11/7/2009 2:22:47 AM  |  status: Live
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Response Details:
UNITS!
1ft=.3048m
1hour=60min=60(60s/min)=3600s
1mile=5280ft=5280(.3048m/ft)=1609.34m
arad=v2/r
v=65mph=65(1609.34m/3600s)=29.0575m/s
r=30(.3048)=9.144m
arad=92.338m2/s
= 92.338/9.8
=9.4g's
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