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The figure shows a roof truss and the detail of connection at joint I. The allowable stresses are 70 MPa for shear and 120 MPa for bearing. How many 20-mm diameter rivets are required to fasten member IG to the gusset plate?  What is the required area for member AI if the allowable axial stress is 180 MPa

The figure shows a roof truss and the detail of connection at joint I. The allowable stresses are 70 MPa for shear and 120 MPa for bearing. How many 20-mm diameter rivets are required to fasten member IG to the gusset plate?  What is the required area for member AI if the allowable axial stress is 180 MPa

Elements Of Electromagnetics
Elements Of Electromagnetics
7th Edition
ISBN:9780190698614
Author:Sadiku, Matthew N. O.
Publisher:Sadiku, Matthew N. O.
ChapterMA: Math Assessment
Section: Chapter Questions
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The figure shows a roof truss and the detail of connection at joint I. The allowable stresses are 70 MPa for shear and 120 MPa for bearing. How many 20-mm diameter rivets are required to fasten member IG to the gusset plate?  What is the required area for member AI if the allowable axial stress is 180 MPa.

30 kN 70 kN 2 m - 12 mm-thick gusset plate 10 -mm-thick angle 2 m 1.5 m-15 m-† 1.5 m -- 1.5 m- 8 mm-thick angle IG 80 kN 120 kN 50 kN IH
Transcribed Image Text:30 kN 70 kN 2 m - 12 mm-thick gusset plate 10 -mm-thick angle 2 m 1.5 m-15 m-† 1.5 m -- 1.5 m- 8 mm-thick angle IG 80 kN 120 kN 50 kN IH
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