2. A column having a length of 7 m is to support a dead load of 270 kN and a live load of 200 kN. Use Fy = 345 Mpa and E = 200 GPa. Select the most economical section if a. both ends are hinged. b. One end is fixed and the other is hinged Section Ix Ty Ix 221.9 178.6 A (mm²) (mm) (mm) (10mm) W12x65 12.323 134.11 76.71 W14x43 8,129 147.83 48.01 W10x49 9.290 106.68 64.52 W10x30 7,419 108.46 50.29 W10x33 6.265 106.68 49.28 113.6 87.4 71.18 D Iy (10mm) 72.8 18.8 38.7 18.7 15.2

Structural Analysis
6th Edition
ISBN:9781337630931
Author:KASSIMALI, Aslam.
Publisher:KASSIMALI, Aslam.
Chapter2: Loads On Structures
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2. A column having a length of 7
m is to support a dead load of
270 kN and a live load of 200 kN.
Use Fy = 345 Mpa and E = 200
GPa. Select the most economical
section if
a. both ends are hinged.
b. One end is fixed and
the other is hinged.
Ix
Iy
Ix
221.9
A
(mm²) (mm) (mm) (10mm)
W12x65 12,323 134.11 76.71
W14x43 8,129 147.83 48.01
W10x49 9,290 106.68 64.52
7,419 108.46 50.29
178.6
113.6
W10x30
87.4
W10x33
6,265 106.68 49.28
71.18
↳
Section
Iy
(10 mm)
72.8
18.8
38.7
18.7
15.2
Transcribed Image Text:2. A column having a length of 7 m is to support a dead load of 270 kN and a live load of 200 kN. Use Fy = 345 Mpa and E = 200 GPa. Select the most economical section if a. both ends are hinged. b. One end is fixed and the other is hinged. Ix Iy Ix 221.9 A (mm²) (mm) (mm) (10mm) W12x65 12,323 134.11 76.71 W14x43 8,129 147.83 48.01 W10x49 9,290 106.68 64.52 7,419 108.46 50.29 178.6 113.6 W10x30 87.4 W10x33 6,265 106.68 49.28 71.18 ↳ Section Iy (10 mm) 72.8 18.8 38.7 18.7 15.2
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