What is stress concentration factor?
(a) ratio of average stress to maximum elastic stress
(b) product of average stress and maximum elastic stress
(c) ratio of maximum elastic stress to average stress
(d) twice the average stress
I had been asked this question in an interview for job.
This is a very interesting question from Modes of Failure, Slenderness Ratio and displacement topic in chapter Design of Tension Members of Design of Steel Structures