Civil Engineering - UPSC Civil Service Exam Questions - Discussion

6. 

Consider the following limitations :
1. Can be performed only on purely cohesionless soils
2. Plane of failure is predetermined
3. There is virtually no control on drainage
4. Non-uniform distribution of stresses
5. Principal stresses in the sample cannot be determined The limitations inherent in direct shear test include

[A]. 1, 2 and 3
[B]. 2, 3 and 4
[C]. 3, 4 and 5
[D]. 1, 2 and 5

Answer: Option D

Explanation:

No answer description available for this question.

Shivakumara K M said: (Jun 12, 2017)  
Correct answer is option B) we can not predetermined.

Himani Negi said: (Apr 3, 2018)  
B is correct. I also agree.

Abhishek Thakur said: (Aug 24, 2021)  
D is the right answer.

1. Cohesion less (sand).
2. Plane of failure predetermined.
3. Yes, there is control on virtual drainage but pwp calculator is not defined.
4. No, there are proper block size 60*60 mould and stress is uniform.

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