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The beam in the figure below is fabricated by attaching a C180x14.6 channel to a W250x17.9 shape with 15-mm-dia rivets at uniform spacing "s". The maximum shear force in the beam is 65 kN. Given properties: C180x14.6: A- 1850 mm^2; d- 178 mm; X 13.8 mm I, -0.405x 10^6 mm^4; t -5.3 mm; t-9.3 mm W250x17.9: A =2270 mm^2; d=-251 mm; I, - 22.4x10^6 mm^4 t-4.8 mm; t-5.3 mm

The beam in the figure below is fabricated by attaching a C180x14.6 channel to a W250x17.9 shape with 15-mm-dia rivets at uniform spacing "s". The maximum shear force in the beam is 65 kN. Given properties: C180x14.6: A- 1850 mm^2; d- 178 mm; X 13.8 mm I, -0.405x 10^6 mm^4; t -5.3 mm; t-9.3 mm W250x17.9: A =2270 mm^2; d=-251 mm; I, - 22.4x10^6 mm^4 t-4.8 mm; t-5.3 mm

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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The beam in the figure below is fabricated by attaching a C180x14.6 channel to a W250x17.9 shape with 15-mm-dia rivets at uniform spacing "s". The maximum shear force in the beam is 65 kN. Given properties: C180x14.6: A -1850 mm^2; d- 178 mm; Xe 13.8 mm I, -0.405x10 6 mm^4; t, -5.3 mm; t=9.3 mm W250x17.9: A = 2270 mm^2; d = 251 mm; I, 22.4x10^6 mm^4 tw - 4.8 mm; te= 5.3 mm C180 x 14.6 W250 x 17.9 1. Calculate the moment of inertia of the built up section about the horizontal axis located 78.26 mm from the top. The answer is in x10 6 mm^4. A. 36.76 B. 22.80 C. 2746 D. 31.06 Determine the strength (kN) of the connection within spacing "s" based on rivet shear if the working stress for a rivet is 100 MPa. A. 140 B. 35.34 C. 180 D. 200 Determine the shear flow "q" (N/mm) that must be sustained by the rivets A. 243.72 B. 172.39 C. 191.02 D. 211.84
Transcribed Image Text:The beam in the figure below is fabricated by attaching a C180x14.6 channel to a W250x17.9 shape with 15-mm-dia rivets at uniform spacing "s". The maximum shear force in the beam is 65 kN. Given properties: C180x14.6: A -1850 mm^2; d- 178 mm; Xe 13.8 mm I, -0.405x10 6 mm^4; t, -5.3 mm; t=9.3 mm W250x17.9: A = 2270 mm^2; d = 251 mm; I, 22.4x10^6 mm^4 tw - 4.8 mm; te= 5.3 mm C180 x 14.6 W250 x 17.9 1. Calculate the moment of inertia of the built up section about the horizontal axis located 78.26 mm from the top. The answer is in x10 6 mm^4. A. 36.76 B. 22.80 C. 2746 D. 31.06 Determine the strength (kN) of the connection within spacing "s" based on rivet shear if the working stress for a rivet is 100 MPa. A. 140 B. 35.34 C. 180 D. 200 Determine the shear flow "q" (N/mm) that must be sustained by the rivets A. 243.72 B. 172.39 C. 191.02 D. 211.84
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