1. A column 3m long and pinned at both ends carries an axial load of 190 KN. The column is made upof two-angles of unequal legs with long legs back-to-back and separated by gusset plate whosethickness is 1 Imm. Use A50 steel with Fy=248 MPa, Fu=415 MPa and E=200 GPa. Three sectionsare being considered, as follows, with their respective properties relative to this problem (all unitsare in meters).Section21 125 x 75 x 12I. (m)0.03901, (m)0.0160Area (m)0.004540.004630.0055021 150 x 90 x 102L 150 x 90 x 120.04800.05000.01950.0251a. Which of the sections gives the largest allowable compressive strength?b. Which of the sections gives the smallest compressive strength?c. Which of the sections gives the most economical section for the given load?

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a. Which of the sections gives the largest allowable compressive strength? b. Which of the sections gives the smallest compressive strength? c. Which of the sections gives the most economical soction for the given load?

a. Which of the sections gives the largest allowable compressive strength? b. Which of the sections gives the smallest compressive strength? c. Which of the sections gives the most economical soction for the given load?

Steel Design (Activate Learning with these NEW titles from Engineering!)

6th Edition

ISBN:9781337094740

Author:Segui, William T.

Publisher:Segui, William T.

Chapter5: Beams

Section: Chapter Questions

Problem 5.2.1P

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