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α t Αν 'A B 'B Column 1 Column 2 t t α Section A-A (for column 1) steel steel concrete concrete 2t 2t 2t 2t a Section B-B (for column 2) Assume that these columns are subjected to the same sustained shortening displacement 80 applied at time to and maintained constant afterwards (see time axis below). This displacement do is assumed to produce a total strain ε at time to. 8 80 0 time Provide a qualitative description of the variation over time due to creep effects (do not consider shrinkage effects in this question) of the following variables for each of the two columns considered (i.e. columns 1 and 2 introduced in Question 2): 1) deformations in the concrete 2) deformations in the steel 3) stresses in the concrete 4) stresses in the steel For each of these variables (i.e. deformations in the concrete and steel, and stresses in the concrete and steel), comment as to which cross-section (i.e. cross-section A-A of column 1 or cross-section B-B of column 2) is expected to exhibit higher deformations and stresses in the concrete and steel.

α t Αν 'A B 'B Column 1 Column 2 t t α Section A-A (for column 1) steel steel concrete concrete 2t 2t 2t 2t a Section B-B (for column 2) Assume that these columns are subjected to the same sustained shortening displacement 80 applied at time to and maintained constant afterwards (see time axis below). This displacement do is assumed to produce a total strain ε at time to. 8 80 0 time Provide a qualitative description of the variation over time due to creep effects (do not consider shrinkage effects in this question) of the following variables for each of the two columns considered (i.e. columns 1 and 2 introduced in Question 2): 1) deformations in the concrete 2) deformations in the steel 3) stresses in the concrete 4) stresses in the steel For each of these variables (i.e. deformations in the concrete and steel, and stresses in the concrete and steel), comment as to which cross-section (i.e. cross-section A-A of column 1 or cross-section B-B of column 2) is expected to exhibit higher deformations and stresses in the concrete and steel.

Solid Waste Engineering
Solid Waste Engineering
3rd Edition
ISBN:9781305635203
Author:Worrell, William A.
Publisher:Worrell, William A.
Chapter5: Separation Processes
Section: Chapter Questions
Problem 5.34P: using Figure 5-27, what is the advantage of the suspended type magnet over the other two types of...
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α t Αν 'A B 'B Column 1 Column 2 t t α Section A-A (for column 1) steel steel concrete concrete 2t 2t 2t 2t a Section B-B (for column 2)
Transcribed Image Text:α t Αν 'A B 'B Column 1 Column 2 t t α Section A-A (for column 1) steel steel concrete concrete 2t 2t 2t 2t a Section B-B (for column 2)
Assume that these columns are subjected to the same sustained shortening displacement 80 applied at time to and maintained constant afterwards (see time axis below). This displacement do is assumed to produce a total strain ε at time to. 8 80 0 time Provide a qualitative description of the variation over time due to creep effects (do not consider shrinkage effects in this question) of the following variables for each of the two columns considered (i.e. columns 1 and 2 introduced in Question 2): 1) deformations in the concrete 2) deformations in the steel 3) stresses in the concrete 4) stresses in the steel For each of these variables (i.e. deformations in the concrete and steel, and stresses in the concrete and steel), comment as to which cross-section (i.e. cross-section A-A of column 1 or cross-section B-B of column 2) is expected to exhibit higher deformations and stresses in the concrete and steel.
Transcribed Image Text:Assume that these columns are subjected to the same sustained shortening displacement 80 applied at time to and maintained constant afterwards (see time axis below). This displacement do is assumed to produce a total strain ε at time to. 8 80 0 time Provide a qualitative description of the variation over time due to creep effects (do not consider shrinkage effects in this question) of the following variables for each of the two columns considered (i.e. columns 1 and 2 introduced in Question 2): 1) deformations in the concrete 2) deformations in the steel 3) stresses in the concrete 4) stresses in the steel For each of these variables (i.e. deformations in the concrete and steel, and stresses in the concrete and steel), comment as to which cross-section (i.e. cross-section A-A of column 1 or cross-section B-B of column 2) is expected to exhibit higher deformations and stresses in the concrete and steel.
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