What is plastic-collapse load?
(a) load at which sufficient number of elastic hinges are formed
(b) load at which sufficient number of plastic hinges are not formed
(c) load at which sufficient number of plastic hinges are formed
(d) load at which structure fails
The question was asked during an interview.
My question is from Plastic-Collapse Load in portion Plastic and Local Buckling Behaviour of Steel of Design of Steel Structures