MCQ
27981. The smallest sieve size according to Indian standards is-
0.0045mm
0.045mm
0.45mm
0.154mm
27982. Liquid limit নির্ণয়ে কোনটি ব্যবহৃত হয়? [MOLE-19]
Pycnometer
Vicat's apparatus
Casagrande apparatus
Proctor apparatus
27983. The specific gravity of soil solids is determined by-
pycnometer method
hydrometer analysis
sieve analysis
all of these
27985. The approximate void ratio in sandy soils is-
0.2
0.8
0.6
1.2
27986. Silt particle-এর সর্বনিম্ন Size কত? [MOCA-19]
0.002mm
0.02mm
0.001mm
1mm
27987. The unit weight of a soil at zero air voids depends upon-
unit weight of water
water content
specific gravity
all of these
27988. Sieving is not practicable for grainc sizes smaller than about-
0.075mm
0.095mm
0.15mm
0.2mm
27989. A soil having particles of nearly the same size is known as-
uniform soil
poor soil
well graded soil
coarse soil
27990. The unit weight of soil mass is expressed in-
kg/m²
N/m²
kg/m³
kN/m³
27991. কোন প্রকৃতির Soil-এর Plasticity index বেশি? [MOLE-19]
Gravel
Sand
Clay
Silt
27992. The density of soil mass is expressed in-
kg/m²
N/m²
kg/m³
N/m³
27993. Angle of internal friction = 30°, ঘনত্ব 1.8 t/m²; তাহলে ভূপৃষ্ঠ হতে 10m গভীরে Dry cohesionless sand- এর Active earth pressure কত হবে?
4t/m²
5t/m²
6t/m²
8t/m²
27994. The standard temperature at which the hydrometer is calibrated is-
10°C
15°C
20°C
27°C
27995. The specific gravity of a soil is the ratio of unit weight of soil solids to that of water at a temperature of-
4°
27°
17°
36°
27996. Soil-এর Permeability 0.8 mm/sec হলে Soil-টি কী ধরনের হতে পারে? [MOLE-19]
gravel
sand
silt
clay
27997. The ratio of the volume of air voids to the volume of voids, is called-
void ratio
air content
degree of saturation
porosity
27998. কোন ধরনের Soil-এর Angle of internal friction সবচেয়ে বেশি হবে? [MOCA-19]
Angular grained loose sand
Angular grained dense sand
Clay
Round grained dense sand
27999. Saturated clay-এর Shear strength পরিমাপের জন্য কোন Test করা উচিত? [MOCA-19]
Direct Shear
Triaxial
Unconfined
উপরোক্ত সব
28000. একটি Soil sample-এর unit Wt. = 2g/cm³, Sp.gr = 2.6, moisture content = 20%, Degree of saturation কত? [MOCA-19]
20%
77%
92%
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