3.35B. For the section illustrated, find the second moment of area, the location of the neutral axis, and the distances from the neutral axis to the top and bottom surfaces. Consider that the section is transmitting a positive bending moment about the z axis (located at the centroidal y), Mz, where Mz-10 kip- in. Determine the resulting max bending stress. y D

Elements Of Electromagnetics
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Parvinbhai 

3.35B. For the section illustrated, find the second moment of area, the location of the neutral axis, and
the distances from the neutral axis to the top and bottom surfaces. Consider that the section is
transmitting a positive bending moment about the z axis (located at the centroidal y), Mz,
where Mz-10 kip- in. Determine the resulting max bending stress.
318
in →
1 in
711
in
y
12 in
338
in
D
C
B
A
kin
K
Answer: centroid is located at y=0.858in. (from bottom), I-0.4476in, oma-22.72 kpsi.
Transcribed Image Text:3.35B. For the section illustrated, find the second moment of area, the location of the neutral axis, and the distances from the neutral axis to the top and bottom surfaces. Consider that the section is transmitting a positive bending moment about the z axis (located at the centroidal y), Mz, where Mz-10 kip- in. Determine the resulting max bending stress. 318 in → 1 in 711 in y 12 in 338 in D C B A kin K Answer: centroid is located at y=0.858in. (from bottom), I-0.4476in, oma-22.72 kpsi.
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