Civil Engineering - UPSC Civil Service Exam Questions - Discussion
Discussion Forum : UPSC Civil Service Exam Questions - Section 1 (Q.No. 5)
5.
Two simply supported beams B1 and B2 have spans l and 2l respectively. Beam B1 has a cross-section of 1 x 1 units and beam B2 has a cross-section of 2 x 2 units. These beams are subjected to concentrated loads W each at the centre of their spans. The ratio of the maximum flexural stress in these beams is
4
2
Discussion:
12 comments Page 2 of 2.
Amlan ghosh said:
1 decade ago
fB1/fB2 = (MB1/i*y)/(MB2/i*y) = (wL/4ZB1)/(wL/2zB2) = Zb2/2Zb1 = 8/2 = 4.
Shivam chaudhary said:
10 years ago
To effectively compact chunks of clay the roller to be used is?
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