GATE Papers >> Civil >> 2009 >> Question No 31

Consider the following statements for a compression member:

I. The elastic critical stress in compression increases with decrease in slenderness ratio.
II. The effective length depends on the boundary conditions at its ends.
III. The elastic critical stress in compression is independent of the slenderness ratio.
IV. The ratio of the effective length to its radius of gyration is called as slenderness ratio.

The TRUE statements are

• (A)  II and III   
• (B)  III and IV   
• (C)  II, III and IV   
• (D)  I, II and IV