Q. In pycnometer method of water content determination, it is necessary to accurately know the specific gravity G of soil whose water content is to be determined.

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Q. An oven – dried soil of mass 400g is placed in a pycnometer where empty weight is 573g. The mass of pycnometer with soil is 973g. The total mass of pycnometer with water and soil inside is 1605g. The pycnometer filled with water alone has mass of 1480. The specific gravity of solids is 2.65. Its water content is ______

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Q. In calcium carbide method, the gas produced is______

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Q. The water content of soil deposit in the in-situ condition is determinate by ______ method.

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Q. Sieve analysis is meant for______

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Q. In Indian Standard (IS : 460-11962) the sieve sizes are given by_____

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Q. The portion retained on______ IS sieve is termed as gravel fraction.

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Q. The receiver at the bottom of the assembly in sieve shaking machine is________

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Q. Sieving is performed by arranging the various sieves one over the other in the order of their mech openings.

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Q. ______ minutes of shaking is done for soil with small particles.

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Q. The percentage of soil retained on each sieve is calculated on the basis of ______

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Q. The soil portion passing through 4.75 mm sieve is washed for further sieve analysis.

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Q. ______ is used for washing the soil portion passing through 4.75 mm sieve.

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Q. In sedimentation analysis, the soil fraction should be of what micron size, so as to be kept in a liquid medium (water).

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Q. The sedimentation analysis is done with the help of________

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Q. The time for a particle to settle, of diameter 0.06 through a height of 10 cm is_________

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Q. Which of the following assumptions is wrong, with respect to sedimentation analysis?

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Q. The sedimentation analysis is based on _________ law.

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Q. In the formula, f=105√(300 ɳ/(g-1)Vw), the factor ɳ depends on__________

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Q. The lower limit of particle size allowed in sedimentation analysis is ________

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