1) For the cross section shown, assume it is bending about the z-axis. Disregard the labels of H and K (those will be relevant for the next topic). a) Divide the cross section into sections and label each section, draw the reference axis, and label the y for each section from the reference line. b) Develop Table 1 as shown in class and determine the distance from the reference axis to the neutral axis, y in mm. [Ans. to Check: y = 24.85 mm from the reference axis] Determine and label di for each section. c) d) Develop Table 2 as shown in class and compute the moment of inertia about the z-axis, Iz, in mm² [Ans. to Check: I₂ = 232,065 mm²] K H 5 mm 60 mm 5 mm mm 40 mm 5 mm 40 mm
1) For the cross section shown, assume it is bending about the z-axis. Disregard the labels of H and K (those will be relevant for the next topic). a) Divide the cross section into sections and label each section, draw the reference axis, and label the y for each section from the reference line. b) Develop Table 1 as shown in class and determine the distance from the reference axis to the neutral axis, y in mm. [Ans. to Check: y = 24.85 mm from the reference axis] Determine and label di for each section. c) d) Develop Table 2 as shown in class and compute the moment of inertia about the z-axis, Iz, in mm² [Ans. to Check: I₂ = 232,065 mm²] K H 5 mm 60 mm 5 mm mm 40 mm 5 mm 40 mm
Chapter2: Loads On Structures
Section: Chapter Questions
Problem 1P
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Question
![1) For the cross section shown, assume it is bending about the z-axis. Disregard the labels of H and K
(those will be relevant for the next topic).
a) Divide the cross section into sections and label each section, draw the reference axis, and label
the y for each section from the reference line.
b) Develop Table 1 as shown in class and determine the distance from the reference axis to the
neutral axis, y in mm. [Ans. to Check: y = 24.85 mm from the reference axis]
Determine and label di for each section.
c)
d)
Develop Table 2 as shown in class and compute the moment of inertia about the z-axis, Iz, in mm²
[Ans. to Check: I₂ = 232,065 mm²]
K
H
5 mm
60 mm
5 mm
mm
40 mm
5 mm
40 mm](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Fccae5729-7489-41ed-a32a-24cdd49b7598%2F44225c58-bf16-4db2-b37a-7e5276085f8a%2Ff96zn9v_processed.jpeg&w=3840&q=75)
Transcribed Image Text:1) For the cross section shown, assume it is bending about the z-axis. Disregard the labels of H and K
(those will be relevant for the next topic).
a) Divide the cross section into sections and label each section, draw the reference axis, and label
the y for each section from the reference line.
b) Develop Table 1 as shown in class and determine the distance from the reference axis to the
neutral axis, y in mm. [Ans. to Check: y = 24.85 mm from the reference axis]
Determine and label di for each section.
c)
d)
Develop Table 2 as shown in class and compute the moment of inertia about the z-axis, Iz, in mm²
[Ans. to Check: I₂ = 232,065 mm²]
K
H
5 mm
60 mm
5 mm
mm
40 mm
5 mm
40 mm
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Determine the centroid and moment of inertia about z-axis.
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