Junaid Khan Member Member since Oct 16, 2018 Last active Oct 16, 2018 Total activities 0 Activity feed Recent contributions #Threads 7 years ago Since tan of the angle of respose is equal to the coefficient of friction. Why can't we find the angle of repose by simply finding the tan inverse of coefficient of friction.? Since tan of the angle of respose is equal to the coefficient of friction. Why can't we find the angle of repose...