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3. Find the location of the centroid of the built up section (X, Ỹ) composed of a C380x74 channel welded to a W360x122 I-beam. Calculate the moment of inertia (second moment of area) of the built up beam about both its centroidal axes. BUILT UP SECTION SYMMETRIC ABOUT y1-y1 AXIS C380x74 AREA: 9480 mm^2 381- y1 lyc: 168x10^6 mm^4 Ixc: 4.60x10^6 mm^4 CENTROID OF C380x74 ус 20.3 363 x1- W360x122- х1 XC- XC AREA: 15500 mm^2 381.2 ус Ixx: 365x10^6 mm^4 ALL DIMENSIONS lyy: 61.5x10^6 mm^4 IN MILLIMETERS

3. Find the location of the centroid of the built up section (X, Ỹ) composed of a C380x74 channel welded to a W360x122 I-beam. Calculate the moment of inertia (second moment of area) of the built up beam about both its centroidal axes. BUILT UP SECTION SYMMETRIC ABOUT y1-y1 AXIS C380x74 AREA: 9480 mm^2 381- y1 lyc: 168x10^6 mm^4 Ixc: 4.60x10^6 mm^4 CENTROID OF C380x74 ус 20.3 363 x1- W360x122- х1 XC- XC AREA: 15500 mm^2 381.2 ус Ixx: 365x10^6 mm^4 ALL DIMENSIONS lyy: 61.5x10^6 mm^4 IN MILLIMETERS

Structural Analysis
Structural Analysis
6th Edition
ISBN:9781337630931
Author:KASSIMALI, Aslam.
Publisher:KASSIMALI, Aslam.
Chapter2: Loads On Structures
Section: Chapter Questions
Problem 1P
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Find the location of the centroid of the built up section (X̄ , Ȳ) composed of a C380x74 channel
welded to a W360x122 I-beam. Calculate the moment of inertia (second moment of area) of the built
up beam about both its centroidal axes.

3. Find the location of the centroid of the built up section (X, Y) composed of a C380x74 channel welded to a W360x122 I-beam. Calculate the moment of inertia (second moment of area) of the built up beam about both its centroidal axes. BUILT UP SECTION SYMMETRIC y ABOUT y1-y1 AXIS С380х74 -381- AREA: 9480 mm^2 y1 lyc: 168x10^6 mm^4 Ixc: 4.60x10^6 mm^4 CENTROID OF C380x74 ус 20.3 363 x1 W360x122– -x1 XC- AREA: 15500 mm^2 381.2 ус Ixx: 365x10^6 mm^4 ALL DIMENSIONS lyy: 61.5x10^6 mm^4 IN MILLIMETERS
Transcribed Image Text:3. Find the location of the centroid of the built up section (X, Y) composed of a C380x74 channel welded to a W360x122 I-beam. Calculate the moment of inertia (second moment of area) of the built up beam about both its centroidal axes. BUILT UP SECTION SYMMETRIC y ABOUT y1-y1 AXIS С380х74 -381- AREA: 9480 mm^2 y1 lyc: 168x10^6 mm^4 Ixc: 4.60x10^6 mm^4 CENTROID OF C380x74 ус 20.3 363 x1 W360x122– -x1 XC- AREA: 15500 mm^2 381.2 ус Ixx: 365x10^6 mm^4 ALL DIMENSIONS lyy: 61.5x10^6 mm^4 IN MILLIMETERS
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