is this the wriye formula of cofficient of friction 22/7 x D x n/12
May 16, 2009 #2 tiny-tim Science Advisor Homework Helper 25,836 254 Welcome to PF! Hi -=Mad=-! Welcome to PF! -=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. Does that help?
Welcome to PF! Hi -=Mad=-! Welcome to PF! -=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. Does that help?
May 16, 2009 #3 HallsofIvy Science Advisor Homework Helper 41,847 969 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!
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!