176. A saturated soil sample has water content of 40% and specific gravity of soil particles 2.7. The void ratio of the soil, is

A.0.4

B., 0.52

C.1.08

D. none of these.

177. A partially saturated sample of soil has a unit weight of 2.0 g/cm3 and specific gravity of soil particles is 2.6. If the moisture content in the soil is 20%, the degree of saturation is

A.20%

B.77%

C.93%

D. none of these.

178. Pick up the correct statement from the following :

A. Sandy clayloam contains highest percentage of sand

B. Siltyclayloam contains highest percentage of silt

C. Stiff boulder clay offers maximum shear strength

D. Soft chalk carries least safe load

179. Pick up the cohesive soil from the following :

A. Red earth

B. Clay

C. Black cotton soil

D. Compacted ground.

180. For determining the moisture content of a soil sample, the following data is available Weight of container= 260 g, Weight of soil sample and container= 320 g,Weight of soil sample (dried) & container= 310 g The moisture content of the soil sample, is

A.15%

B.18%

C.20%

D. 25%.

181. For determing the specific gravity of soil solids, using a pycnometer of 500 cc., the following data is available :Weight of dry empty pycnometer= 125 g,Weight of dried soil and pycnometer= 500 g,Weight of dried soil and distilled= 850 g-water filled in pycnometer up to top The specific gravity of soil soilds, is

A.2

B.2.25

C.2.5

D. 2.75.

182. If the specific gravity of a soil particle of 0.05 cm diameter is 2.67, its terminal velocity while settling in distilled water of viscosity, 0.01 poise, is

A. 0.2200 cm/sec

B. 0.2225 cm/sec

C. 0.2250 cm/sec

D. 0.2275 cm/sec

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