SSC JE Civil Engineering 2012 Solved Paper

Question : 115 of 200

Marks: +1, -0

For a given stress, the ration of moment of resistance of a beam of square cross-section when placed with its two sides horizontal to the moment of resistance with its diagonal horizontal is given by

$1/√2$
$√ 2$
$1/2$
1

Validate

Solution:

The ratio of moment of resistance of a beam of square cross section when placed with its two sides horizontal to the moment of resistance with its diagonal horizontal.

Z_1\/ Z_2

= ({bd^2}\/6) \/ \{2({bh^3}\/12)\/ h\/ 2 \}

=√ 2

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