問題一覧
1
A type of flow where at any instant, the amount of fluid particles passing through a pipe section is constant.
Steady
2
According to USCS, particles with size greater than 75 mm are called:
Cobble
3
Apressure 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
4
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 is referred to as
hydraulic grade line
5
If the ground water table in a soil formation rises as a resulting of flooding, the bearing capacity of the soil
decreases
6
One of the following foundation conditions does not affect the bearing capacity of the supporting soil.
load imposed onto the soil
7
According to Section 302.2.2 of NSCP, the slope of cut surfaces shall be no steeper than is safe for the intended use and shall be no steeper than:
1V:2H
8
This occurs when a cohesionless saturated or partially saturated soil substantially loses strength and stiffness in response to an applied stress such as shaking during an earthquake or other sudden change in stress condition, in which material that is ordinarily a solid behaves like a liquid.
liquefaction
9
in laboratory test of determining the maximum dry density of a soil, if the compaction pressure is increased, the maximum dry density will:
remain the same
10
Which of the following statements is correct when the water table rises to the ground surface?
the effective pressure at the bottom of the layer will decrease
11
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
12
The ratio between the volume of water and the volume of voids:
degree of saturation
13
The ratio between the volume of voids and the volume of the soil mass.
porosity
14
The ratio between the weight of water and the weight of solid particles.
moisture content
15
A flow in which the velocity of the fluid at a particular fixed point does not change with time.
steady flow
16
Which component of rock or soil is independent of interparticle friction?
cohesion
17
A phenomenon in which the strength and stiffness of a soil is reduced by earthquake shaking or other rapid loading.
liquefaction
18
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
19
Which of the following is not a soil component?
gas
20
A practice or procedure used to assess the partiele 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
21
According to USCS, what do you call a soil grain with grain size greater than 4.75 mm but less than 75 mm?
gravel
22
Which of the following does not affect the settlement of a footing:
none of these
23
Section 302.4.1 NSCP. Steepness of the fill (above natural ground) shall not exceed:
1:2
24
Section 302.2.2 NSCP. Steepness of the cut shall not exceed:
1:2
25
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
26
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
27
A pressure surge or wave caused when a flid in motion is forced t6 stop or change direction suddenly (montentum change is referred to in hydraulics as
water hammer
28
At what temperature (°C) at which liquid water has the highest density?
4
29
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
30
What is the largest grain size that may pass through a No. 200 sieve?
0.074 mm
31
Which of the following is not a characteristic of cohesive soil?
possess low shear strength
32
The ratio of the volume of voids to the total volume of soil.
porosity
33
The ratio of the volume of water to the volume of voids
degree of saturation
34
In accordance with the Unified Soils Classification System, 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
35
A granular soil deposit is considered medium dense if the blow count of a standard penetration test is between
10 to 30
36
if the ground water table in a soil formation rises as a result of flooding, the bearing capacity of the soil:
decreases
37
The ratio of the volume of air voids to the volume of voids is called?
air content
38
When the water table is close to the ground surface, the bearing capacity of a soil is reduced to?
1/2
39
The void ratio of a soil is defined as the ratio of the?
total volume of voids to the volume of soil solids
40
The earth pressure at rest is defined as the lateral pressure exerted by soil?
when the retaining wall has no movement relative to the backfill
41
Bulk density of soil is defined as the ratio of?
total mass of soil to the total volume of soil
42
The permeability of a given soil is?
directly proportional to the square of the average grain size
43
The change in volume of soil per unit of initial volume due to a given unit increase in pressure is called?
coefficient of volume compressibility
44
The decrease in void ratio per unit increase of pressure is called?
coefficient of compressibility
45
Molecules of fluid get attracted due to
cohesion
46
Equation of continuity of flow is based on the principle of
conservation of mass
47
Atmospheric pressure varies with
all of the above
MSTE
MSTE
Justin · 100問 · 2年前MSTE
MSTE
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MSTE 2
MSTE 2
Justin · 23問 · 2年前MSTE 2
MSTE 2
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PSAD
PSAD
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PSAD
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LOOKS FAM (MSTE)
LOOKS FAM (MSTE)
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LOOKS FAM (MSTE)
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MPLE
MPLE
Justin · 41問 · 1年前MPLE
MPLE
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Weekly Test 1
Weekly Test 1
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Weekly Test 1
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Weekly Test 2
Weekly Test 2
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Weekly Test 2
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Weekly Test 3
Weekly Test 3
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Weekly Test 3
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Refresher SPDI 1
Refresher SPDI 1
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Refresher SPDI 1
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Refresher SPDI 1
Refresher SPDI 1
Justin · 9問 · 1年前Refresher SPDI 1
Refresher SPDI 1
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Refresher Plumbing Code
Refresher Plumbing Code
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Refresher Plumbing Code
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Definition of Terms 1
Definition of Terms 1
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Definition of Terms 1
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Definition of Terms 2
Definition of Terms 2
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Definition of Terms 2
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Definition of Terms 3
Definition of Terms 3
Justin · 90問 · 1年前Definition of Terms 3
Definition of Terms 3
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問題一覧
1
A type of flow where at any instant, the amount of fluid particles passing through a pipe section is constant.
Steady
2
According to USCS, particles with size greater than 75 mm are called:
Cobble
3
Apressure 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
4
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 is referred to as
hydraulic grade line
5
If the ground water table in a soil formation rises as a resulting of flooding, the bearing capacity of the soil
decreases
6
One of the following foundation conditions does not affect the bearing capacity of the supporting soil.
load imposed onto the soil
7
According to Section 302.2.2 of NSCP, the slope of cut surfaces shall be no steeper than is safe for the intended use and shall be no steeper than:
1V:2H
8
This occurs when a cohesionless saturated or partially saturated soil substantially loses strength and stiffness in response to an applied stress such as shaking during an earthquake or other sudden change in stress condition, in which material that is ordinarily a solid behaves like a liquid.
liquefaction
9
in laboratory test of determining the maximum dry density of a soil, if the compaction pressure is increased, the maximum dry density will:
remain the same
10
Which of the following statements is correct when the water table rises to the ground surface?
the effective pressure at the bottom of the layer will decrease
11
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
12
The ratio between the volume of water and the volume of voids:
degree of saturation
13
The ratio between the volume of voids and the volume of the soil mass.
porosity
14
The ratio between the weight of water and the weight of solid particles.
moisture content
15
A flow in which the velocity of the fluid at a particular fixed point does not change with time.
steady flow
16
Which component of rock or soil is independent of interparticle friction?
cohesion
17
A phenomenon in which the strength and stiffness of a soil is reduced by earthquake shaking or other rapid loading.
liquefaction
18
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
19
Which of the following is not a soil component?
gas
20
A practice or procedure used to assess the partiele 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
21
According to USCS, what do you call a soil grain with grain size greater than 4.75 mm but less than 75 mm?
gravel
22
Which of the following does not affect the settlement of a footing:
none of these
23
Section 302.4.1 NSCP. Steepness of the fill (above natural ground) shall not exceed:
1:2
24
Section 302.2.2 NSCP. Steepness of the cut shall not exceed:
1:2
25
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
26
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
27
A pressure surge or wave caused when a flid in motion is forced t6 stop or change direction suddenly (montentum change is referred to in hydraulics as
water hammer
28
At what temperature (°C) at which liquid water has the highest density?
4
29
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
30
What is the largest grain size that may pass through a No. 200 sieve?
0.074 mm
31
Which of the following is not a characteristic of cohesive soil?
possess low shear strength
32
The ratio of the volume of voids to the total volume of soil.
porosity
33
The ratio of the volume of water to the volume of voids
degree of saturation
34
In accordance with the Unified Soils Classification System, 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
35
A granular soil deposit is considered medium dense if the blow count of a standard penetration test is between
10 to 30
36
if the ground water table in a soil formation rises as a result of flooding, the bearing capacity of the soil:
decreases
37
The ratio of the volume of air voids to the volume of voids is called?
air content
38
When the water table is close to the ground surface, the bearing capacity of a soil is reduced to?
1/2
39
The void ratio of a soil is defined as the ratio of the?
total volume of voids to the volume of soil solids
40
The earth pressure at rest is defined as the lateral pressure exerted by soil?
when the retaining wall has no movement relative to the backfill
41
Bulk density of soil is defined as the ratio of?
total mass of soil to the total volume of soil
42
The permeability of a given soil is?
directly proportional to the square of the average grain size
43
The change in volume of soil per unit of initial volume due to a given unit increase in pressure is called?
coefficient of volume compressibility
44
The decrease in void ratio per unit increase of pressure is called?
coefficient of compressibility
45
Molecules of fluid get attracted due to
cohesion
46
Equation of continuity of flow is based on the principle of
conservation of mass
47
Atmospheric pressure varies with
all of the above