The cross-sectional dimensions of a beam are shown. Assume b-3 in., tetw-0.4375 in. and d-3.375 in. (a) If the bending stress at point K is 1860 psi (T), determine the internal bending moment M, acting about the z centroidal axis of the beam. (b) Determine the bending stress oy at point H (positive if tension, negative if compression). K d by

The cross-sectional dimensions of a beam are shown. Assume b-3 in., tetw-0.4375 in. and d-3.375 in. (a) If the bending stress at point K is 1860 psi (T), determine the internal bending moment M, acting about the z centroidal axis of the beam. (b) Determine the bending stress oy at point H (positive if tension, negative if compression). K d by

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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Question

The cross-sectional dimensions of a beam are shown. Assume b=3 in., tetw=0.4375 in. and d=3.375 in.
(a) If the bending stress at point K is 1860 psi (T), determine the internal bending moment M, acting about the z centroidal axis of the
beam.
(b) Determine the bending stress oH at point H (positive if tension, negative if compression).
K
d
H
bf
Answers:
(a) M2 = i
Ib-ft.
( b) σμ
i
psi.
%3D
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