問題一覧
1
When the loading is uniform, its resultant passes through the centroid of the loaded area.
Centroidal Axial Loading
2
The difference between the effects of two different but statically equivalent loads becomes very small at sufficiently large distances from the load.
Saint Venant's Principle
3
About __ years ago, the French mathematician __ studied the effects of statically equivalent loads on the twisting of bars.
150, Saint Venant
4
The principle also applies to the effects caused by abrupt changes in the cross section.
Saint Venant's Principle
5
The stresses that act on complementary planes have the same magnitude but opposite sense.
Shear Stress
6
Stress acting on an interior plane is directed perpendicular to that plane.
Normal Stress
7
Is tangent to the plane on which it acts.
Shear Stress
8
Arises whenever the applied loads cause one section of a body to slide past its adjacent section.
Shear Stress
9
Only one cross-section of the rivet resist the shear, the rivet is said to be in __.
Single Shear
10
The bolt of the clevis carries the load P across two cross-sectional areas, the shear force being V = P/2 on each cross-section. Therefore, the bolt is said to be in __.
Double Shear
11
A circular slug is being punched out of a metal sheet. Here, the shear force is P and the shear area is similar to the milled edge of a coin.
The loads shown in these figures are sometimes called __ to distinguish them from the __.
Direct Shear, Induced Shear
12
If two bodies are pressed against each other, __ forces are developed on the area of contact. The pressure caused by these surface loads is called __.
Compressive, Bearing Stress
13
A tank or pipe carrying a fluid or gas under a pressure is subjected to tensile forced, which resists bursting, developed across longitudinal and transverse sections.
Thin-Walled Pressure Vessels
14
Tangential stress is also known as __.
Circumferential Stress
15
Also known as unit deformation, __ is the ratio of the change in length caused by the applied force to original length.
Simple Strain
16
From the origin O to the point called __, the stress-strain curve is a straight line.
Proportional Limit
17
This linear relation between elongation and the axial force causing was first noticed by __ in __ and is called __ that within the proportional limit, the stress is directly proportional to strain.
Sir Robert Hooke, 1678, Hooke's Law
18
Is the limit beyond which the material will no longer go back to its original shape when the load is removed.
Elastic Limit
19
Is the maximum stress that maybe developed such that there is no permanent or residual deformation when the load is entirely removed.
Elastic Limit
20
The region in stress-strain diagram from O to P is called __.
Elastic Range
21
The region from P to R is called the __.
Plastic Range
22
Is the point at which the material will have an appreciable elongation or yielding without any increase in load.
Yield Point
23
The maximum ordinate in the stress-strain diagram is the __.
Ultimate Strength
24
Is the strength of the material at rupture. This is also known as the __.
Rapture Strength, Breaking Strength
25
Is the work done on a unit of material as the force is gradually increased from O to P.
Modulus of Resilience
26
This may be calculated as the area under the stress-strain curve from the origin O to up to the elastic limit E (the shaded area in the figure).
Modulus of Resilience
27
The __ of the material is its ability to absorb energy without creating a permanent distortion.
Resilience, Modulus of Resilience
28
Is the work done on a unit volume of a material as the force is gradually increased from O to R.
Modulus of Toughness
29
This may be calculated as the area under the entire stress-strain curve (from O to R).
Modulus of Toughness
30
The __ of a material is its ability to absorb energy without causing it to break.
Toughness, Modulus of Toughness
31
Is defined as the actual stress of a material under a given loading.
Working Stress
32
The maximum safe stress that a material can carry is termed as the __.
Allowable Stress
33
The __ should be limited to values not exceeding the proportional limit.
Allowable Stress
34
Since the proportional limit the __ is difficult to determine accurately, it is taken as either the yield point or ultimate strength divided by a factor of safety.
Allowable Stress
35
The ration of this strength (Ultimate or Yield Strength) to allowable strength is called the __.
Factor of Safety
36
Is the ratio of the steady force acting on an elastic body to the resulting displacement.
Stiffness
37
When the reactive forces or the internal resisting forces over a cross section exceed the number of independent equations of equilibrium, the structure is called __.
Statically Indeterminate
38
These cases require the use of additional relations that depend on the elastic deformations in the members.
Statically Indeterminate
Enumeration
Enumeration
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Enumeration
42問 • 1年前Identification
Identification
Sabrina Mikhaela Canindo · 260問 · 1年前Identification
Identification
260問 • 1年前Chapter 1
Chapter 1
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Chapter 1
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C1 part 2
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C1 part 2
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Chap 1&2
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Chap 1&2
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Chap 3&4
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HUM
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Chap 1,2
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Lesson 1
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Chapter 2
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Chapter 2
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Lesson 1&2
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Lesson 1&2
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Chapter 3
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Chapter 3
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Lesson 3&4
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Lesson 3&4
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Chapter 4
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Chapter 4
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Lesson 5,6&7
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Lesson 5,6&7
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(2)
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(2)
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Chapter 5
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Chapter 5
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CE215
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CE215
60問 • 1年前問題一覧
1
When the loading is uniform, its resultant passes through the centroid of the loaded area.
Centroidal Axial Loading
2
The difference between the effects of two different but statically equivalent loads becomes very small at sufficiently large distances from the load.
Saint Venant's Principle
3
About __ years ago, the French mathematician __ studied the effects of statically equivalent loads on the twisting of bars.
150, Saint Venant
4
The principle also applies to the effects caused by abrupt changes in the cross section.
Saint Venant's Principle
5
The stresses that act on complementary planes have the same magnitude but opposite sense.
Shear Stress
6
Stress acting on an interior plane is directed perpendicular to that plane.
Normal Stress
7
Is tangent to the plane on which it acts.
Shear Stress
8
Arises whenever the applied loads cause one section of a body to slide past its adjacent section.
Shear Stress
9
Only one cross-section of the rivet resist the shear, the rivet is said to be in __.
Single Shear
10
The bolt of the clevis carries the load P across two cross-sectional areas, the shear force being V = P/2 on each cross-section. Therefore, the bolt is said to be in __.
Double Shear
11
A circular slug is being punched out of a metal sheet. Here, the shear force is P and the shear area is similar to the milled edge of a coin.
The loads shown in these figures are sometimes called __ to distinguish them from the __.
Direct Shear, Induced Shear
12
If two bodies are pressed against each other, __ forces are developed on the area of contact. The pressure caused by these surface loads is called __.
Compressive, Bearing Stress
13
A tank or pipe carrying a fluid or gas under a pressure is subjected to tensile forced, which resists bursting, developed across longitudinal and transverse sections.
Thin-Walled Pressure Vessels
14
Tangential stress is also known as __.
Circumferential Stress
15
Also known as unit deformation, __ is the ratio of the change in length caused by the applied force to original length.
Simple Strain
16
From the origin O to the point called __, the stress-strain curve is a straight line.
Proportional Limit
17
This linear relation between elongation and the axial force causing was first noticed by __ in __ and is called __ that within the proportional limit, the stress is directly proportional to strain.
Sir Robert Hooke, 1678, Hooke's Law
18
Is the limit beyond which the material will no longer go back to its original shape when the load is removed.
Elastic Limit
19
Is the maximum stress that maybe developed such that there is no permanent or residual deformation when the load is entirely removed.
Elastic Limit
20
The region in stress-strain diagram from O to P is called __.
Elastic Range
21
The region from P to R is called the __.
Plastic Range
22
Is the point at which the material will have an appreciable elongation or yielding without any increase in load.
Yield Point
23
The maximum ordinate in the stress-strain diagram is the __.
Ultimate Strength
24
Is the strength of the material at rupture. This is also known as the __.
Rapture Strength, Breaking Strength
25
Is the work done on a unit of material as the force is gradually increased from O to P.
Modulus of Resilience
26
This may be calculated as the area under the stress-strain curve from the origin O to up to the elastic limit E (the shaded area in the figure).
Modulus of Resilience
27
The __ of the material is its ability to absorb energy without creating a permanent distortion.
Resilience, Modulus of Resilience
28
Is the work done on a unit volume of a material as the force is gradually increased from O to R.
Modulus of Toughness
29
This may be calculated as the area under the entire stress-strain curve (from O to R).
Modulus of Toughness
30
The __ of a material is its ability to absorb energy without causing it to break.
Toughness, Modulus of Toughness
31
Is defined as the actual stress of a material under a given loading.
Working Stress
32
The maximum safe stress that a material can carry is termed as the __.
Allowable Stress
33
The __ should be limited to values not exceeding the proportional limit.
Allowable Stress
34
Since the proportional limit the __ is difficult to determine accurately, it is taken as either the yield point or ultimate strength divided by a factor of safety.
Allowable Stress
35
The ration of this strength (Ultimate or Yield Strength) to allowable strength is called the __.
Factor of Safety
36
Is the ratio of the steady force acting on an elastic body to the resulting displacement.
Stiffness
37
When the reactive forces or the internal resisting forces over a cross section exceed the number of independent equations of equilibrium, the structure is called __.
Statically Indeterminate
38
These cases require the use of additional relations that depend on the elastic deformations in the members.
Statically Indeterminate