Civil Engineering - UPSC Civil Service Exam Questions - Discussion

5. 

Consider the following systems :
1. Trusses and purlins
2. Suspension system
3. Flat grid roof
4. Shells
When these are used in single deck industrial structures, the correct sequence in increasing order of spans will be

[A]. 3, 1, 2, 4
[B]. 1, 3, 2, 4
[C]. 3, 1, 4, 2
[D]. 2, 4, 1, 3

Answer: Option A

Explanation:

No answer description available for this question.

Shiva said: (Sep 22, 2017)  
Option C is correct.

Mukul said: (Oct 29, 2018)  
Please explain this.

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