# Civil Engineering - Soil Mechanics and Foundation Engineering

### Exercise :: Soil Mechanics and Foundation Engineering - Section 5

16.

The ratio of emax and emin of silty sand, is

 A. 2 B. 5 C. 3 D. 3.5 E. 4

Explanation:

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17.

A flow net may be utilised for the determination of

 A. exit gradient B. seepage C. hydrostatic pressure D. seepage pressure E. all the above.

Explanation:

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18.

The neutral stress in a soil mass is

 A. force per neutral area B. force per effective area C. stess taken up by the pore water D. stress taken up by solid particles.

Explanation:

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19.

If voids ratio is 0.67, water content is 0.188 and specific gravity is 2.68, the degree of saturation of the soil, is

 A. 25% B. 40% C. 60% D. 75%

Explanation:

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20.

If water content of a soil is 40%, G is 2.70 and void ratio is 1.35, the degree of saturation is

 A. 70% B. 75% C. 80% D. 85% E. 90%