Mechanical Engineering - Strength of Materials - Discussion
Discussion Forum : Strength of Materials - Section 8 (Q.No. 32)
32.
A simply supported beam 'A' of length l, breadth b, and depth d carries a central point load W. Another beam 'B' has the same length and depth but its breadth is doubled. The deflection of beam 'B' will be __________ as compared to beam 'A'.
Discussion:
13 comments Page 2 of 2.
Debesh said:
8 years ago
It is double.
Bipul Ranjan said:
8 years ago
Deflection for SSB at central point load=wl^3/48Ei and deflection is inversely proportional to I(bd^3/12).
Hence deflection is also inversely proportional to breadth.
Db/Da = Ba/Bb.
= 1/2.
Hence deflection is also inversely proportional to breadth.
Db/Da = Ba/Bb.
= 1/2.
Vikram said:
8 years ago
Can anybody explain this?
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