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Q. |
As per IS specification, the beam sections should be |
A. | not symmetrical about any principal axes |
B. | at least symmetrical about one of the principal axes |
C. | symmetrical about all principal axes |
D. | unsymmetrical about all principal axes |
Answer» B. at least symmetrical about one of the principal axes | |
Explanation: the beam sections should be at least symmetrical about one of the principal axes as per is specification. angle and t- sections are inherently weak in bending while channels can only be used for light loads. |
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