Find the distance of the centroid of the built-up section from the bottom and its centroidal moment of inertia along the x-axis.
Find the distance of the centroid of the built-up section from the bottom and its centroidal moment of inertia along the x-axis.
Chapter2: Loads On Structures
Section: Chapter Questions
Problem 1P
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Question
Find the distance of the centroid of the built-up section from the bottom and its centroidal moment of inertia along the x-axis.
Final answers:
a.) centroid=293.27 mm
b.) centroidal moment of inertia along x-axis=970.63x106mm4
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Transcribed Image Text:A wide flange and a channel have the following properties.
Wide Flange
А 3 18400 тт?
Channel
А 3D 6430 mт?
I = 726x106 mm*
I, = 131x106 mm4
ly = 93.6x106 mm*
ly = 3.4x106 mm*
— 12 тm
3D 10 тm
tw
d = 470 mm
tw
х %320 mm
Fв 3D 138 MPа
FB = 118 MPa
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