問題一覧
1
The elastic tendency of liquids which makes them acquire the least surface area
possible. It is responsible, for example, when an object or insect such as mosquitoes
that is denser than water is able to float or run along the water surface.
Surface tension
2
The ratio between the volume of water and the volume of voids.
Degree of saturation
3
The ratio between the volume of voids and the volume of the soil mass.
Porosity
4
The ratio between the weight and the weight of solid particles.
Moisture content
5
Which of the following states the law of buoyancy?
Archimedes
6
A flow in which the velocity of the fluid at a particular fixed point does not
change with time.
Steady flow
7
Which component of rock or soil is independent of interparticle friction?
Cohesion
8
A phenomenon in which the strength and stiffness of a soil is reduced by earthquake
shaking or other rapid loading.
Liquefaction
9
A pile of sand keeps from spreading out like a liquid because the weight of the
sand keeps the grains stuck together in their current arrangement, mostly out of
static friction. This weight and pressure is called:
Effective stress
10
Which of the following is not a soil component?
Gas
11
A practice or procedure used to assess the particle size distribution (also called
gradation) of a granular material. The size distribution is often of critical
importance to the way the material performs in use.
Sieve analysis
12
According to USCS, what do you call a soil grain with grain size greater than 4.75
mm but less than 75 mm?
Gravel
13
Which of the following does not affect the settlement of a footing?
None of these
14
When the path lines of the individual particles of a flowing liquid are irregular
curves and continually cross each other and form a complicated network, the flow
is called:
Turbulent
15
A line joining the points of highest elevation of water in a series of vertical
open pipes rising from a pipeline in which water flows under pressure is referred
to as:
Hydraulic gradient
16
A pressure surge or wave caused when a fluid in motion is forced to stop or change
direction suddenly (momentum change) is referred to in hydraulics as:
Water hammer
17
At what temperature (°C) at which liquid water has the highest density?
4
18
The pressure exerted onto a liquid is transmitted equally and undiminished to all
portions of the liquid. This principle in fluid mechanics is known as:
Pascals
19
In any stream flowing steadily without friction the total energy contained in the
same at every point in its path of flow. This principle is attributed to:
Bernoulli
20
Which of the following is not a characteristic of a cohesive soil?
Possess low shear strength
21
The ratio of the volume of voids to the total volume of soil.
Porosity
22
The ratio of the volume of water to the volume of voids.
Degree of saturation
23
Which of the following is not a characteristic of a cohesionless soil.
Practically impermeable
24
In standard penetration test, medium dense sand have number of blows of:
10 to 30
25
In accordance with the USCS, a soil grain having a size greater than No. 200 sieve
opening (0.074 mm) but less than that of a No. 4 sieve (4.75 mm opening) is called:
Sand
26
A granular soil deposit is considered medium dense if the blow count of a standard
penetration test is between:
10 and 30
27
If the ground water table in a soil formation rises as a result of flooding, the
bearing capacity of the soil:
Decreases
28
Decreases
cobbles
29
A type of flow where at any instant, the amount of fluid particles passing through
a pipe section is constant.
Steady
30
A pressure surge or wave caused when a fluid in motion is forced to stop or change
direction suddenly (momentum change) is referred to in hydraulics as:
Water hammer
31
A line joining the points of highest elevation of water in series of vertical open
pipes rising from a pipeline in which water flows under pressure.
Hydraulic grade line
32
If the ground water table in a soil formation rises as a resulting of flooding, the
bearing capacity of the soil:
Decreases
33
One of the following foundation conditions does not affect the bearing capacity of
the supporting soil:
Load imposed onto the soil
34
On what fundamental concept is the continuity of flow primarily based?
Conservation of mass
35
A branch of fluid mechanics that deals with the study of forces exerted by liquids
in motion.
Hydrodynamics
36
The total pressure force on a plane surface is equal to the area multiplied by the
intensity of pressure at the centroid if the surface is:
All of these
37
A pressure surge or wave caused when a fluid in motion is forced to stop or change
direction suddenly (momentum change) is referred to in hydraulics as:
Water hammer
38
Which of the following is not affected by minor loss?
Long pipe
39
Which of the following shear tests of soil is not performed in a laboratory?
Shear vane test
40
In the context of using soil as a construction material, which of the following
properties is not typically considered a primary parameter for evaluating its
suitability?
Tensile strength
41
Which soil property is most used in engineering?
Void ratio
42
Which if the following is not a characteristic of cohesionless soil?
Practically impermeable
43
Which of the following is not performed in the laboratory
Standard proctor test
44
In civil engineering, what is soil?
Uncemented aggregate
45
If the deviator stress is increased, the shear stress will increase in the ___.
Horizontal plane
46
It is the attraction between water molecules.
Cohesion
47
When will the ship be stable?
Metacenter is above the center of gravity
48
Pressure rise in water hammer is affected by:
All of the above
49
A fireman aims his hose at an angle of 30°. What would be the shape of the projectile?
Parabola
50
The ratio between the weight of water and the weight of solid particles.
Moisture content
51
The liquid flow is based on the concept of conservation of _______.
Mass
52
The shear strength is __________.
Directly proportional to cohesion
53
The property of soil which water percolates throughout its layer.
Permeability
54
In Terzaghi’s principle, the term Nc, Nq, and Nγ are based on __________.
Angle of friction
問題一覧
1
The elastic tendency of liquids which makes them acquire the least surface area
possible. It is responsible, for example, when an object or insect such as mosquitoes
that is denser than water is able to float or run along the water surface.
Surface tension
2
The ratio between the volume of water and the volume of voids.
Degree of saturation
3
The ratio between the volume of voids and the volume of the soil mass.
Porosity
4
The ratio between the weight and the weight of solid particles.
Moisture content
5
Which of the following states the law of buoyancy?
Archimedes
6
A flow in which the velocity of the fluid at a particular fixed point does not
change with time.
Steady flow
7
Which component of rock or soil is independent of interparticle friction?
Cohesion
8
A phenomenon in which the strength and stiffness of a soil is reduced by earthquake
shaking or other rapid loading.
Liquefaction
9
A pile of sand keeps from spreading out like a liquid because the weight of the
sand keeps the grains stuck together in their current arrangement, mostly out of
static friction. This weight and pressure is called:
Effective stress
10
Which of the following is not a soil component?
Gas
11
A practice or procedure used to assess the particle size distribution (also called
gradation) of a granular material. The size distribution is often of critical
importance to the way the material performs in use.
Sieve analysis
12
According to USCS, what do you call a soil grain with grain size greater than 4.75
mm but less than 75 mm?
Gravel
13
Which of the following does not affect the settlement of a footing?
None of these
14
When the path lines of the individual particles of a flowing liquid are irregular
curves and continually cross each other and form a complicated network, the flow
is called:
Turbulent
15
A line joining the points of highest elevation of water in a series of vertical
open pipes rising from a pipeline in which water flows under pressure is referred
to as:
Hydraulic gradient
16
A pressure surge or wave caused when a fluid in motion is forced to stop or change
direction suddenly (momentum change) is referred to in hydraulics as:
Water hammer
17
At what temperature (°C) at which liquid water has the highest density?
4
18
The pressure exerted onto a liquid is transmitted equally and undiminished to all
portions of the liquid. This principle in fluid mechanics is known as:
Pascals
19
In any stream flowing steadily without friction the total energy contained in the
same at every point in its path of flow. This principle is attributed to:
Bernoulli
20
Which of the following is not a characteristic of a cohesive soil?
Possess low shear strength
21
The ratio of the volume of voids to the total volume of soil.
Porosity
22
The ratio of the volume of water to the volume of voids.
Degree of saturation
23
Which of the following is not a characteristic of a cohesionless soil.
Practically impermeable
24
In standard penetration test, medium dense sand have number of blows of:
10 to 30
25
In accordance with the USCS, a soil grain having a size greater than No. 200 sieve
opening (0.074 mm) but less than that of a No. 4 sieve (4.75 mm opening) is called:
Sand
26
A granular soil deposit is considered medium dense if the blow count of a standard
penetration test is between:
10 and 30
27
If the ground water table in a soil formation rises as a result of flooding, the
bearing capacity of the soil:
Decreases
28
Decreases
cobbles
29
A type of flow where at any instant, the amount of fluid particles passing through
a pipe section is constant.
Steady
30
A pressure surge or wave caused when a fluid in motion is forced to stop or change
direction suddenly (momentum change) is referred to in hydraulics as:
Water hammer
31
A line joining the points of highest elevation of water in series of vertical open
pipes rising from a pipeline in which water flows under pressure.
Hydraulic grade line
32
If the ground water table in a soil formation rises as a resulting of flooding, the
bearing capacity of the soil:
Decreases
33
One of the following foundation conditions does not affect the bearing capacity of
the supporting soil:
Load imposed onto the soil
34
On what fundamental concept is the continuity of flow primarily based?
Conservation of mass
35
A branch of fluid mechanics that deals with the study of forces exerted by liquids
in motion.
Hydrodynamics
36
The total pressure force on a plane surface is equal to the area multiplied by the
intensity of pressure at the centroid if the surface is:
All of these
37
A pressure surge or wave caused when a fluid in motion is forced to stop or change
direction suddenly (momentum change) is referred to in hydraulics as:
Water hammer
38
Which of the following is not affected by minor loss?
Long pipe
39
Which of the following shear tests of soil is not performed in a laboratory?
Shear vane test
40
In the context of using soil as a construction material, which of the following
properties is not typically considered a primary parameter for evaluating its
suitability?
Tensile strength
41
Which soil property is most used in engineering?
Void ratio
42
Which if the following is not a characteristic of cohesionless soil?
Practically impermeable
43
Which of the following is not performed in the laboratory
Standard proctor test
44
In civil engineering, what is soil?
Uncemented aggregate
45
If the deviator stress is increased, the shear stress will increase in the ___.
Horizontal plane
46
It is the attraction between water molecules.
Cohesion
47
When will the ship be stable?
Metacenter is above the center of gravity
48
Pressure rise in water hammer is affected by:
All of the above
49
A fireman aims his hose at an angle of 30°. What would be the shape of the projectile?
Parabola
50
The ratio between the weight of water and the weight of solid particles.
Moisture content
51
The liquid flow is based on the concept of conservation of _______.
Mass
52
The shear strength is __________.
Directly proportional to cohesion
53
The property of soil which water percolates throughout its layer.
Permeability
54
In Terzaghi’s principle, the term Nc, Nq, and Nγ are based on __________.
Angle of friction