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627_Mechanics Homework Mechanics of Materials Solution

# 627_Mechanics Homework Mechanics of Materials Solution -...

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Unformatted text preview: L*1 ' ' T“; F“, : ‘ J PROBLEM 5153 5.153 Two cover plates, each 'é‘ —in. thick, are welded to a W27 ><- 84 beam as shown. Knowing that l = 10 ﬂ and b = 10.5 in., determine the maximum normal stress on a transverse section (a) through the center of the beam, (b) just to the left of D. 7 RA 1' R3 - 80 “(PS 1. ....._..~*':L?.;j"” ._ DE : o " W27? M + MJ 160 laps SOLUTION F19 — 80x 4 M -- o x .4 = k; - BOk'tps M 30 X [2 “H M 720 tap-fl M C x 2 “1431' Me.- 720 kcp-H = 3440 («pin M D ‘X= €145: LIH Mn (8mm :- 39:: kc, +1 .- 3qu kir- i... A+ cen‘ler or beam I: I5.” + ZIﬁm a. I. r 2350 + 2{(ro.5)(o.5m)(£%ﬂ + 9%") + 115(l0.5)(o.\$¢>0)3_} t: ”-79% ins c. = 26:3.“ + 0.500 = 15.355 .‘n Now-ma} s+rcss G 1‘ 2%?— -- (36":29'3855) =- 25.0 k’s.‘ «I. A‘l‘ Paim+ D 5: 2l3 in; Nor-MA} 5+V‘665 ...
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