The effective length of compression flange of simply supported beam not restrained against torsion at ends is
(a) 1.2 L
(b) 1.0 L
(c) 0.8 L
(d) 0.5 L
The question was asked in an interview for internship.
This is a very interesting question from Factors affecting Lateral Stability topic in chapter Design of Beams of Design of Steel Structures