Civil Engineering - UPSC Civil Service Exam Questions - Discussion

Discussion Forum : UPSC Civil Service Exam Questions - Section 1 (Q.No. 23)
23.
The ratio of total elongation of a bar of uniform cross-section produced under its own weight to the elongation produced by an external load equal to the weight of the bar is
2
1
1/2
1/4
Answer: Option
Explanation:
No answer description is available. Let's discuss.
Discussion:
3 comments Page 1 of 1.

Chhaya said:   8 years ago
Yes, the answer C is right when we integrate with x then it found.
(2)

Neeraj Dogra said:   8 years ago
Elongation due to self wt = PL/2AE,
Elongation due to external load = PL/AE,
Then ratio will be according to question = 1/2.
(5)

Binay patra said:   9 years ago
I think the answer is A.
(1)

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