Engineering :: Machine Design

@ : Home > Mechanical Engineering > Machine Design

Which of the following statement is incorrect?

[A].	For columns, the solid round bar is less economical than the turbular section	[B].	The radius of gyration for the tubular section in all directions remains the same
[C].	A tubular section is most economical for the column free to buckle in any direction	[D].	none of the above

Answer: Option D