Civil Engineering - Strength of Materials - Discussion
Discussion Forum : Strength of Materials - Section 2 (Q.No. 12)
12.
A cantilever beam rectangular in cross-section is subjected to an isolated load at its free end. If the width of the beam is doubled, the deflection of the free end will be changed in the ratio of
Discussion:
14 comments Page 2 of 2.
Jaz said:
6 years ago
1/2.
Definition=wl^3/3EI.
I=bd^3/12 for rectangular section according to question b=2b.
So, the deflection =1/2.
Definition=wl^3/3EI.
I=bd^3/12 for rectangular section according to question b=2b.
So, the deflection =1/2.
(1)
Adarsh vishwakarma said:
6 years ago
Deflection at free end Y = pL^3/(2EI).
= 1/2.
= 1/2.
Khurshid said:
6 years ago
Should deflection decrease on increasing width or decrease?
(1)
Kaushik Nandan Baruah said:
3 years ago
Deflection will increase on increasing width and decrease on increasing depth.
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