Civil Engineering - UPSC Civil Service Exam Questions - Discussion
Discussion Forum : UPSC Civil Service Exam Questions - Section 25 (Q.No. 43)
43.
Consider the following statements :
1. The standard penetration test is a reliable method for measuring the relative density of granular soils.
2. For a sand having the same relative density, N-values remain the same at all depths.
3. For a sand having the same relative density, N-values are different at different depths.
Which of the statements given above is/are correct ?
1. The standard penetration test is a reliable method for measuring the relative density of granular soils.
2. For a sand having the same relative density, N-values remain the same at all depths.
3. For a sand having the same relative density, N-values are different at different depths.
Which of the statements given above is/are correct ?
Discussion:
4 comments Page 1 of 1.
Rahul verma said:
2 years ago
OPTION C is correct.
The Standard Proctor Test (SPT) gives the relation between Yd vs moisture, not a standard penetration test.
N value is a function of depth and increases with depth.
The Standard Proctor Test (SPT) gives the relation between Yd vs moisture, not a standard penetration test.
N value is a function of depth and increases with depth.
Neeraj said:
5 years ago
@SKN.
Can you explain which method is reliable for granular soil?
Can you explain which method is reliable for granular soil?
Skn said:
6 years ago
SPT(Standard Penetration Test) is not a reliable method of investigation. So option is C only.
Umesh JIT said:
7 years ago
The Answer should be C.
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