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1. Ratio of difference between void ratio in loosest state and it's natural void ratio to the difference between the void ratio in loosest ratio to dense state

A) density index
B) relative density 
C) degrees of density
D) all of these

... Answer is D 


 

2. Particle size range is measured by

A) curvature coefficient
B) effective size
C) uniformity coefficient
D) all of these

... Answer is C 

 

3. Soil having particles of nearly same size is known as

A) uniform soil
B) poor soil
C) coarse soil
D) well graded soil

... Answer is A

 

4. A soil having uniformity coefficient more than 10, it is called__________

A) poor soil
B) well graded soil
C) uniform soil
D) coarse soil

... Answer is B 

 

5. In hydrometer analysis reading is always taken from the

A) lower meniscus
B) upper meniscus
C) average of both reading
D) None of these

... Answer is B
Also hydrometer readings increase in the downward direction, towards the bulb 
 

6. The ratio of unconfined compressive strength of undisturbed soil to the unconfined compressive strength of soil in a remoulded state is called

A) thixotropy
B) relative density
C) sensitivity
D) bulk density

... Answer is C

 

7. Sensitivity of a highly sensitive clay like bentonite or black cotton soil is_______

A) >10
B) 10-15
C) >16
D) 1

... Answer is C
description
 

8. Activity number for bentonite clay is

A) .75
B) .50
C) .75-1.25
D) >1.25

... Answer is D 
description
 

9. Plasticity index for for sand is______

A) 7
B) 17
C) 0-7
D) 0

... Answer is D

 

10. When the particle of soil are oriented edge to edge or face to face with respect to one another, the soil is said to have

A) double grained
B) single grained
C) flocculent
D) honey grained

... Answer is D 

 

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