Civil Engineering - Strength of Materials - Discussion

Discussion Forum : Strength of Materials - Section 4 (Q.No. 28)
28.
If the width of a simply supported beam carrying an isolated load at its centre is doubled, the deflection of the beam at the centre is changed by
2 times
4 times
8 times
1/2 times
3 times.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
Discussion:
28 comments Page 3 of 3.

Yuvarjsingh said:   8 years ago
I think Wl^3/48EI / 2Wl^3/48EI = 1/2.

Abhinav said:   8 years ago
How? Explain @Dilawar.

Dilawar khan said:   8 years ago
The correct answer should be D.

Amiy said:   9 years ago
The given question is for length then. This is correct but for width, it is 1/2.

Shailendra said:   9 years ago
The correct answer should be option C.

Yogesh said:   9 years ago
Yes, it should be 1/2.

-> δ * 1/b
Hence if b id doubled, δ is halved.

Ankit Pandey said:   9 years ago
It should be 1/2.

Utsav said:   9 years ago
Yes, it will be halved.


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