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920_Mechanics Homework Mechanics of Materials Solution

# 920_Mechanics Homework Mechanics of Materials Solution -...

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Unformatted text preview: PROBLEM 8.5 3:50 EN 250 kN 250 IN 0.9 m 0.9 m 0.9 m 0.9 m cm 315 8.5 and 8.6 (:1) Knowing that a.” = 160 MPa and rm = 100 MPa, select the most econonucal metric wide-ﬂange shape that should be used to support the loading shown. (1:) Determine the values to be expected for arm, r...and the principal stress omat the junction of a ﬂange and the web of the selected beam. Raul am: WI m ?,= 375m?) PE: 375 kw T 375 Im ”41..., r 1450 kU-m [’25 MU usouos ranlo‘ 2812,9103 Mm lVl 61 Patn‘f C 3 1‘ ZSIZS #10“ in :MM- 3 6'.” 3 w 8‘10 1 I76 W 760 x H? "'3' W G‘Io at 125' 450 u [03 3510x104 - (93x16! Xll.7x[o‘5) V 3 22.7 33‘] IA... 2 (G78x10‘3)(”-7>‘!o"} " )(172.2) = w eacusS’ w SSOXISO ‘ W “(.0 xl\$8 w 360 x 214 128-2):(0‘ Pa 122.2 MPa. 375x103 — q- n .. 423:10‘Pq_ 47.3MPa. -- 125 was ism. no" Pa. “5274 we I» 3' C-t; 1‘ 337-l6.30‘: 32.2.7 mm 122. 0 MP4 {ml-0)" 4‘ (15 CLO + 63.0 .7é 3" ~—. _. G3.0 MPG— no A '2‘L O MPO. ...
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