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Hamrock, Jacobson and Schmid©1998 McGraw-Hill
Chapter 4: Normal, Bending, and Transverse Shear Stresses and Strains
I am never content until I have constructed a mechanical model of the subject I am studying. If I succeed in making one, I understand; otherwise, I do not.William Thompson (Lord Kelvin)
Image: A portion of the collapsed Hyatt Regency Walkway which claimed over 100 lives.
Hamrock, Jacobson and Schmid©1998 McGraw-Hill
Centroid of Area
Figure 4.1 Centroid of Area
text reference: Figure 4.1, page 139
Hamrock, Jacobson and Schmid©1998 McGraw-Hill
Example 4.1
Figure 4.2 Rectangular hole within a rectangular section used in Example 4.1.
text reference: Figure 4.2, page 140
Hamrock, Jacobson and Schmid©1998 McGraw-Hill
Area Moment of Inertia
Figure 4.3 Area with coordinates used in describing area moment of inertia.
text reference: Figure 4.3, page 140
Hamrock, Jacobson and Schmid©1998 McGraw-Hill
Example 4.2
Figure 4.4 Circular cross section, used in Example 4.2.
text reference: Figure 4.4, page 141
Hamrock, Jacobson and Schmid©1998 McGraw-Hill
Parallel-Axis Theorem
Figure 4.5 Coordinates and distance used in describing parallel-axis theorem.
text reference: Figure 4.5, page 142
Hamrock, Jacobson and Schmid©1998 McGraw-Hill
Example 4.3
Figure 4.6 Triangular cross section with circular hole within it.
text reference: Figure 4.6, page 143
Hamrock, Jacobson and Schmid©1998 McGraw-Hill
Example 4.4
Figure 4.7 Circular cross-sectional area relative to x’-y’ coordinates, used in Example 4.4.
text reference: Figure 4.7, page 144
Hamrock, Jacobson and Schmid©1998 McGraw-Hill
Centroid, Area Moment of Inertia and Area
Table 4.1 Centroid, area moment of inertia, and area for seven cross sections.
text reference: Table 4.1, page 146
Hamrock, Jacobson and Schmid©1998 McGraw-Hill
Centroid, Area Moment of Inertia and Area (cont.)
Table 4.1 Centroid, area moment of inertia, and area for seven cross sections (part 2 of 2).
text reference: Table 4.1, page 146
Hamrock, Jacobson and Schmid©1998 McGraw-Hill
Mass Element
Figure 4.8 Mass element in three-dimensional coordinates and distance from the three axes.
text reference: Figure 4.8, page 147
Hamrock, Jacobson and Schmid©1998 McGraw-Hill
2D Mass Element
Figure 4.9 Mass element in two dimensional coordinates and distance from the two axes.
text reference: Figure 4.9, page 147
Hamrock, Jacobson and Schmid©1998 McGraw-Hill
Mass and Mass Moment of Inertia
Table 4.2 Mass and mass moment of inertia for six solids.
text reference: Table 4.2, page 148
Hamrock, Jacobson and Schmid©1998 McGraw-Hill
Mass and Mass Moment of Inertia (cont.)
Table 4.2 Mass and mass moment of inertia for six solids.
text reference: Table 4.2, page 148