1. The particle size range is measured by ?

effective size

curvature coefficient

uniformity coefficient

none of these

Answer: uniformity coefficient

Explanation:


2. The lateral earth pressure is ?

directly proportional to the depth of soil

inversely proportional to the depth of soil

directly proportional to the square of the depth

inversely proportional to the square of the depth of soil

Answer: directly proportional to the square of the depth

Explanation:


3. Gravel and sand is a ?

cohesive coarse grained soil

cohesive line grained soil

non-cohesive coarse grained soil

non-cohesive fine grained soil

Answer: non-cohesive coarse grained soil

Explanation:


4. The critical height in the stability of soil is the ?

minimum height at which it is possible for the sloped bank of soil to be stable

maximum height at which it is possible for the sloped bank of soil to be stable

minimum vertical height of the soil in an open excavation

maximum vertical height of the soil is an open excavation

Answer: maximum height at which it is possible for the sloped bank of soil to be stable

Explanation:


5. The water content ratio of a soil is defined as the ratio of the ?

weight of water to the weight of solids

volume of water to the volume of voids in the soil mass

total volume of voids to the volume of soil solids

total volume of voids to the total volume of soil

Answer: weight of water to the weight of solids

Explanation:


6. The maximum unit pressure that a soil can withstand without rupture in shear or without excessive settlement of the structure, is called ?

allowable bearing pressure

safe bearing capacity

ultimate bearing capacity

bearing capacity

Answer: bearing capacity

Explanation:


7. Consolidation and compressibility of soil ?

is a measure of the ability of soil to allow the water to pass through its pores

is a measure of the ability of soil to bear stresses without failure

deals with changes in volume of pores in a soil under load

any one of the above

Answer: deals with changes in volume of pores in a soil under load

Explanation:


8. The plastic limit of a soil is defined as the ?

limit of water that makes the soil to flow

amount of water content which makes the soil to go into the liquid state

amount of water content which makes the soil to go into the solid state from the liquid state

minimum amount of water content which makes the soil to be rolled into 3 mm diameter threads

Answer: minimum amount of water content which makes the soil to be rolled into 3 mm diameter threads

Explanation:


9. A soil sample is having a specific gravity of 2.60 and a void ratio of 0.78. The water content Soil in percentage required to fully saturate the soil at that void ratio will be ?

10

30

50

70

Answer: 30

Explanation:


10. Flow lines and equipotential lines are ?

perpendicular to each other

parallel to each other

intersecting lines at 90° to each other

intersecting lines at 45° to each other

Answer: intersecting lines at 90° to each other

Explanation: