Soil Mechanics and Foundation Multiple Choice Questions

Soil Mechanics and Foundation

Question 1.

The hydraulic head that would produce a quick condition in a sand stratum of thickness 1.5 m, specific gravity 2.67 and voids ratio 0.67 is equal to

A.

 1.0m

B.

 1.5m

C.

 2.0m

D.

 3m

Explanation :

Explanation Not Provided

Question 2.

Clay layer A with single drainage and coefficient of consolidation Cv takes 6 months to achieve 50% consolidation. The time taken by clay layer B of the same thickness with double drainage and coefficient of consolidation Cv/2 to achieve the same degree of consolidation is

A.

 3 months

B.

 6 months

C.

 12 months

D.

 24 months

Explanation :

Explanation Not Provided

Question 3.

Degree of consolidation is

A.

 directly proportional to time and inversely proportional to drainage path

B.

 directly proportional to time and inversely proportional to square of drainage path

C.

 directly proportional to drainage path and inversely proportional to time

D.

 directly proportional to square of drainage path and inversely proportional to time

Explanation :

Explanation Not Provided

Question 4.

Select the correct range of density index,1D

A.

 1D > 0

B.

 ID > 0

C.

 0 < 1D < 1

D.

 0 ≤ 1D ≤ 1

Explanation :

Explanation Not Provided

Question 5.

For a loose sand sample and a dense sand sample consolidated to the same effective stress

A.

 ultimate strength is same and also peak strength is same

B.

 ultimate strength is different but peak strength is same

C.

 ultimate strength is same but peak strength of dense sand is greater than that of loose sand

D.

 ultimate strength is same but peak

Explanation :

Explanation Not Provided