Calculating Coefficient of Friction with the 22/7 Formula

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SUMMARY

The discussion clarifies that the formula 22/7 x D x n/12 is not the correct formula for calculating the coefficient of friction. Instead, it represents the distance in feet that a cylinder of diameter D inches rolls after n turns, with 22/7 serving as an approximation for π. The context of the application determines whether this formula relates to friction or distance, emphasizing the importance of specifying the application in question.

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is this the wriye formula of cofficient of friction

22/7 x D x n/12
 
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Welcome to PF!

Hi -=Mad=-! Welcome to PF! :smile:
-=Mad=- said:
is this the wriye formula of cofficient of friction

22/7 x D x n/12

Noooo … that's the formula for the distance in feet that a cylinder of diameter D inches rolls after n turns. :wink:

Does that help? o:)​
 
Whether that is a formula for friction or the distance a cylinder rolls (assuming that 22/7 is an approximation for [itex]\pi[/itex]) or the curvature of a hypersurface depends entirely upon the application- which you did not tell us!
 

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