22. The ratio of the weight of water to the weight of solids in a given mass of soil, is known

A. porosity

B. specific gravity

C. void ratio

D. water content.

23. The ratio of the weight of given volume of soil solids to the weight of an equal volume of distilled water at the given temperature, is known

A. porosity

B. specific gravity

C. void ratio

D. water content.

24. The ratio of the volume of water present in a given soil mass to the total volume of its voids, is known

A. porosity

B. void ratio

C. percentage voids

D. degree of saturation.

25. The ratio of volume of air voids to the volume of total voids, is known as

A. air content

B. percentage air voids

C. percentage voids

D. porosity.

26. The ratio of the difference between the void ratio of the soil in its loosest state and its natural void ratio (e) to the difference between the void ratios in the loosest and fully dense state, is generally termed as

A. degree of density

B. relativity

C. density index

D. all the above.

27. 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%.

28. An unsaturated 100 cm3 sample of soil weighs 190g. If its dried weight is 160 g, water content of the soil, is

A.0.188

B.0.288

C.0.388

D.0.488

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