Civil Engineering - UPSC Civil Service Exam Questions - Discussion

40. 

Consider the following statements :
For an over-reinforced (singly reinforced) rectangular RC section.
1. the lever arm will be less than that for a balanced section.
2. the maximum stress developed by steel would equal the allowable stress in steel.
3. the maximum stress developed by concrete would equal allowable stress in concrete.
Of these statements :

[A]. 1 and 2 are correct
[B]. 1 and 3 are correct
[C]. 2 and 3 are correct
[D]. 1, 2 and 3 are correct

Answer: Option A

Explanation:

No answer description available for this question.

Umesh H A said: (Sep 8, 2018)  
During over reinforcement. The depth of the actual neutral axis becomes less than the maximum neutral axis. Hence due to this, Secondary compression will take place.

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