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23 Nov 2019

on question #14 , ch. 7 ,(college physics 7th edition by SERWAY) I dont really understand the u - is that suppose to mean Fn(normal force ) - I think Fn = mg = mvsquared/r & the m's cancel - well I dont understand the last step in the soln. to the problem #14 , please help with that , thank you

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Sixta Kovacek
Sixta KovacekLv2
24 May 2019

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