Civil Engineering - UPSC Civil Service Exam Questions - Discussion

Discussion Forum : UPSC Civil Service Exam Questions - Section 6 (Q.No. 43)
43.
A mild steel bar is 40 cm long. The lengths of parts AB and BC of the bar are 20 cm each. It is loaded as shown in the given figure. The ratio of the stresses, σ1 in part AB to σ2 in part BC is
2
1/2
4
1/4
Answer: Option
Explanation:
No answer description is available. Let's discuss.
Discussion:
8 comments Page 1 of 1.

Aks said:   3 years ago
I think the answer should be 2.

Shah Sawar said:   3 years ago
Given answer is right.

If we take a section in AB member, we can observe that 1000+1000 = 2000 kg load is acting downward. Stress = Load/Area =
2000/σ*1^2 = 2000 kg/cm^2.
Similarly, load acting on member AB = 1000 kg.
And stress = 4000 kg/cm^2.

Priyanka said:   4 years ago
D is the correct answer.

Priyanka said:   5 years ago
D is correct.

Σ1 equal to pl.
Σ2 equal to pl/4.

Nomenie said:   5 years ago
How comes D? Please explain.

Uday said:   6 years ago
D is the right answer.

Subha Annadurai said:   7 years ago
Option D is correct.

Chhaya said:   8 years ago
I think the right answer is D.

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