A beam carries a uniform distributed load of intensity w in N/m. It was determined that Vmax = 3.75w N, (++)Mmax = 2.53w N-m, (−−)Mmax = 4.5w N-m. From the given cross section shown, ytop = 100mm, ybot = 150mm, and INA = 72.92 x 10 6 mm4. The allowable stresses are as follows: σfT = 40 MPa, σfC = 70 MPa, and τ = 10 MPa. (a) The safe uniform load considering tensile flexural stress is _____ N/m. (b) The safe uniform load considering compressive flexural stress is _____ N/m. (c) The moment of the area about the neutral axis is _____ mm3.
A beam carries a uniform distributed load of intensity w in N/m. It was determined that Vmax = 3.75w N, (++)Mmax = 2.53w N-m, (−−)Mmax = 4.5w N-m. From the given cross section shown, ytop = 100mm, ybot = 150mm, and INA = 72.92 x 10 6 mm4. The allowable stresses are as follows: σfT = 40 MPa, σfC = 70 MPa, and τ = 10 MPa. (a) The safe uniform load considering tensile flexural stress is _____ N/m. (b) The safe uniform load considering compressive flexural stress is _____ N/m. (c) The moment of the area about the neutral axis is _____ mm3.
Elements Of Electromagnetics
7th Edition
ISBN:9780190698614
Author:Sadiku, Matthew N. O.
Publisher:Sadiku, Matthew N. O.
ChapterMA: Math Assessment
Section: Chapter Questions
Problem 1.1MA
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A beam carries a uniform distributed load of intensity w in N/m. It was determined that Vmax = 3.75w N, (++)Mmax = 2.53w N-m, (−−)Mmax = 4.5w N-m. From the given cross section shown, ytop = 100mm, ybot = 150mm, and INA = 72.92 x 10 6 mm4. The allowable stresses are as follows: σfT = 40 MPa, σfC = 70 MPa, and τ = 10 MPa.
(a) The safe uniform load considering tensile flexural stress is _____ N/m.
(b) The safe uniform load considering compressive flexural stress is _____ N/m.
(c) The moment of the area about the neutral axis is _____ mm3.
(d) The safe uniform load considering maximum shear force is _____ N/m.
(e) Based on your analysis, the safe uniform load to recommend is _____ N/m
Transcribed Image Text:100 mm
50 mm
200 mm
37.5 mm
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