Soil Mechanics

31) The trace moisture absorbed by dry soil from the atmosphere is called

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hygroscopic moisture

32) The maximum temperature recommended in the oven-dry method for water content determination is

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110°C

33) The specific gravity of a soil is the ratio of the unit weight of the soil solids to that of water at a temperature of

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4°C

34) The shape of clay particles is

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needle like

35) If a soil suffers a change in volume by the application of external loads but recovers its volume immediately after the load gets removed, such soil is termed as

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elastic soil

36) Submerged unit weight of soil is equal to the saturated density

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minus unit weight of water

37) The ratio of the volume of voids to the total volume of a given soil is

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porosity

38) The ratio of the total weight of saturated soil to its total volume is called

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saturated unit weight

39) The relationship between void ratio e and porosity n is given by

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e = n(1+e)

40) Theoretically, the void ratio in a soil can have a value of

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can be less (or) more than one

Subject Notes

Objective Box

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