Civil Engineering - Theory of Structures - Discussion

20. 

The radius of gyration of a rectangular section (depth D, width B) from a centroidal axis parallel to the width is

[A].
[B].
[C].
[D].

Answer: Option C

Explanation:

No answer description available for this question.

Kush. said: (Sep 17, 2016)  
R = sq.root(I/A) for rectangular section,

I = bd^3/12,

A = bd,

I/A = d/12 = d /4 * 3,

Sq.root (d/4 * 3) = 0.5 d/sq.root 3.

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