0 votes 0 votes In a rolling operation using rolls of diameter $500$ $mm$, if a $25$ $mm$ thick plate cannot be reduced to less than $20$ $mm$ in one pass, the coefficient of friction between the roll and the plate is ________ Materials, Manufacturing and Industrial Engineering gateme-2015-set3 numerical-answers materials-manufacturing-and-industrial-engineering casting-forming-and-joining-process + – Arjun asked Feb 24, 2017 • recategorized Mar 4, 2021 by Lakshman Bhaiya ♦Arjun 28.5k points answer See all 0 reply