Q
The reinforced concrete beam which has width 25 cm, lever arm 40 cm, shear force 6t/cm2, safe shear stress 5 kg/cm2 and B.M. 24 mt________________?
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A
A. Is safe in shear
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B
B. Is unsafe in shear
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C
C. Is over safe in shear
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D
D. Needs redesigning
Correct Answer:
B. B. Is unsafe in shear