A beam is subjected to equal 12.3 kip-ft bending moments. Assume t - t2- tw- 2 in., d- 13 in., b; - 5 in., and b2- 9 in. The cross- sectional dimensions of the beam are illustrated. Determine: (a) the distancey to the centroid (measured from the bottom), the moment of inertia l; about the z axis, and the controlling section modulus S; about the z axis. (b) the bending stress Oy at point H (positive if tension, negative if compression). (c) the bending stress or at point K (positive if tension, negative if compression). (d) the maximum bending stress omax produced in the cross section (positive if tension, negative if compression). by Cross section
A beam is subjected to equal 12.3 kip-ft bending moments. Assume t - t2- tw- 2 in., d- 13 in., b; - 5 in., and b2- 9 in. The cross- sectional dimensions of the beam are illustrated. Determine: (a) the distancey to the centroid (measured from the bottom), the moment of inertia l; about the z axis, and the controlling section modulus S; about the z axis. (b) the bending stress Oy at point H (positive if tension, negative if compression). (c) the bending stress or at point K (positive if tension, negative if compression). (d) the maximum bending stress omax produced in the cross section (positive if tension, negative if compression). by Cross section
International Edition---engineering Mechanics: Statics, 4th Edition
4th Edition
ISBN:9781305501607
Author:Andrew Pytel And Jaan Kiusalaas
Publisher:Andrew Pytel And Jaan Kiusalaas
Chapter9: Moments And Products Of Inertia Of Areas
Section: Chapter Questions
Problem 9.16P: Figure (a) shows the cross-sectional dimensions for the structural steel section known as C1020...
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![A beam is subjected to equal 12.3 kip-ft bending moments. Assume tz - t2- tw- 2 in., d- 13 in., bz - 5 in., and b2 - 9 in. The cross-
sectional dimensions of the beam are illustrated. Determine:
(a) the distancey to the centroid (measured from the bottom), the moment of inertial; about the z axis, and the controlling section
modulus S; about the z axis.
(b) the bending stress OH at point H (positive if tension, negative if compression).
(c) the bending stress Og at point K (positive if tension, negative if compression).
(d) the maximum bending stress omax produced in the cross section (positive if tension, negative if compression).
bi
M
Cross section](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F086cdc9d-79bf-47b2-8032-8f7c8b3a21fc%2F0e41426d-9287-4d05-97f8-a0eabff0a3a0%2Ftwb41zt_processed.png&w=3840&q=75)
Transcribed Image Text:A beam is subjected to equal 12.3 kip-ft bending moments. Assume tz - t2- tw- 2 in., d- 13 in., bz - 5 in., and b2 - 9 in. The cross-
sectional dimensions of the beam are illustrated. Determine:
(a) the distancey to the centroid (measured from the bottom), the moment of inertial; about the z axis, and the controlling section
modulus S; about the z axis.
(b) the bending stress OH at point H (positive if tension, negative if compression).
(c) the bending stress Og at point K (positive if tension, negative if compression).
(d) the maximum bending stress omax produced in the cross section (positive if tension, negative if compression).
bi
M
Cross section
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