Question is ⇒ Pick up the correct statement from the following:, Options are ⇒ (A) A soil having pH value more than 7 is an acidic soil, (B) A soil having pH value less than 7 is an acidic soil, (C) A soil having pH value more than 7 is an alkaline soil, (D) A soil containing chemicals for the manufacture of portland cement is preferred., (E) , Leave your comments or Download question paper.

Question is ⇒ Pick up the correct statement from the following:, Options are ⇒ (A) A soil having pH value more than 7 is an acidic soil, (B) A soil having pH value less than 7 is an acidic soil, (C) A soil having pH value more than 7 is an alkaline soil, (D) A soil containing chemicals for the manufacture of portland cement is preferred., (E) , Leave your comments or Download question paper. Previous question Next question


Q1.	Pick up the correct statement from the following:
A.	A soil having pH value more than 7 is an acidic soil [Wrong Answer]
B.	A soil having pH value less than 7 is an acidic soil [Correct Answer]
C.	A soil having pH value more than 7 is an alkaline soil [Wrong Answer]
D.	A soil containing chemicals for the manufacture of portland cement is preferred. [Wrong Answer]
View Answer 15 -26 Explanation:- Answer : B Discuss it below : Himanshu Gupta Said on 2019-06-21 02:27:13 Both B and C are correct. !! OOPS Login [Click here] is required to post your answer/result Help other students, write article, leave your comments

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⇒ Clay layer A with single drainage and coefficient of consolidation Cv takes 6 months to achieve 50% consolidation. The time taken by clay layer B of the same thickness with double drainage and coefficient of consolidation Cv/2 to achieve the same degree of consolidation is
3 months
6 months
12 months
24 months

⇒ The water content in a soil sample when it continues to loose weight without loosing the volume, is called.
Shrinkage limit
Plastic limit
liquid limit
semi-solid limit.

⇒ According to Atterberg, the soil is said to be of medium plasticity if the plasticity index PI is
0 < PI < 7
717PI>27

⇒ Within the consolidation process of a saturated clay
a gradual increase in neutral pressure and a gradual decrease in effective pressure takes place and sum of the two is constant
a gradual decrease in neutral pressure and a gradual increase in effective pressure takes place and sum of the two is constant
both neutral pressure and effective pressure decrease
both neutral pressure and effective pressure increase

⇒ The void ratio of the soil sample stated in Q. No. 216, is.
0.4
0.5
0.6
0.75

⇒ Coefficient of earth pressure at rest is
less than active earth pressure but greater than passive earth pressure
greater than active earth pressure but less than passive earth pressure
greater than both the active earth pressure and passive earth pressure
less than both the active and passive earth pressures

⇒ Effective stress is
the stress at particles contact
a physical parameter that can be measured
important because it is a function of engineering properties of soil
all of the above

⇒ If voids ratio is 0.67, water content is 0.188 and specific gravity is 2.68, the degree of saturation of the soil, is.
25%
40%
40%
75%

⇒ Examples of load bearing piles may be
Sand piles
Composite piles
Both (A) and (B)
None of these

⇒ According to IS classification, the range of silt size particles is
4.75 mm to 2.00 mm
2.00 mm to 0.425 mm
0.425 mm to 0.075 mm
0.075 mm to 0.002 mm

⇒ In the triaxial compression test, the application of additional axial stress (i.e. deviator stress) on the soil specimen produces shear stress on
horizontal plane only
vertical plane only
both horizontal and vertical planes
all planes except horizontal and vertical planes

⇒ 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.
0.2200 cm/sec
0.2225 cm/sec
0.2250 cm/sec
0.2275 cm/sec

⇒ For better strength and stability, the fine grained soils and coarse grained soils are compacted respectively as
dry of OMC and wet of OMC
wet of OMC and dry of OMC
wet of OMC and wet of OMC
dry of OMC and dry of OMC where OMC is optimum moisture content

⇒ Degree of consolidation is
directly proportional to time and inversely proportional to drainage path
directly proportional to time and inversely proportional to square of drainage path
directly proportional to drainage path and inversely proportional to time
directly proportional to square of drainage path and inversely propor-tional to time

⇒ The density of soil can be increased.
by reducing the space occupied by air
by elastic compression of soil grains
by expelling water from pores
All the above.

⇒ Tergazhi's theory of one dimensional consolidation assumes.
load is applied in one direction
coefficient of permeability is constant
time lag in consolidation is due entirely to permeability
all the above.

⇒ If the material of the base of the Casagrande liquid limit device on which the cup containing soil paste drops is softer than the standard hard rubber, then
the liquid limit of soil always increases
the liquid limit of soil always decreases
the liquid limit of soil may increase
the liquid limit of soil may decrease

⇒ A retaining wall 6m high supports a backfill with a surcharge angle of 10°. The back of the wall is inclined to the vertical at a positive batter angle of 5°. If the angle of wall friction is 7°, then the resultant active earth pressure will act at a distance of 2 m above the base and inclined to the horizontal at an angle of
7°
10°
12°
17°

⇒ The bearing capacity of soil is influenced by the foundation with its
Shape
Type
Depth below ground
Above all

⇒ The specific gravity of quartz, is.
2.65
2.72
2.85
2.90

⇒ The seepage force in soils is proportional to
Exit gradient
Head of water at upstream
Head of water at downstream
All of the above

⇒ Maximum permissible settlement for isolated foundation or sand as per I.S. code is
20 mm
10 mm
40 mm
60 mm

⇒ The shear strength of a soil
is directly proportional to the angle of internal friction of the soil
is inversely proportional to the angle of internal friction of the soil
decreases with increase in normal stress
decreases with decrease in normal stress

⇒ The shear strength of a soil in the liquid limit state is
Zero
Very small
Reasonable
Close to saturated soil strength

⇒ Piers in pier foundation are built by
Excavat ion
Hammer blows
Vibro-equipments
Hydro-forces

⇒ The maximum load carried by a pile, when it continues to sink without further increase of load, is known as.
ultimate load carrying capacity
ultimate bearing capacity
ultimate bearing resistant
all the above.

⇒ If the volume of voids is equal to the volume of solids in a soil mass, then the values of porosity and voids ratio respectively are
1.0 and 0.0
0.0 and 1.0
0.5 and 1.0
1.0 and 0.5

⇒ The dry density of which sample may be expected to be least ?
Stiff clay
Bentonite
Dense sand
Loose sand

⇒ Non-cohesive soil is
Sand
Silt
Clay
Clay and silt

⇒ The compression resulting from a long term static load and consequent escape of pore water, is known as.
compaction
consolidation
swelling
none of these.