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538_Mechanics Homework Mechanics of Materials Solution

# 538_Mechanics Homework Mechanics of Materials Solution - L...

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Unformatted text preview: L 155 u " mam {nods «miss, I Prob. 5.2 . PROBLEM 5.55 mg C 3° W" 3 5.23 For the beam and loading shown, determine the maximum normal stress on section a-a. :30kN SOkN 50m 301m: SOLUTION Reactions: 8:} Sjmmew A 9 8 +fEB=O A*B=80ku Sham go Ah: C V: 80 w 50 Chg) v=So-3o =50ku D+°E Vsso-San =1 Areas angler shear diagram M (kN-m)~ 10*! A +9 C SVAy = (szo.3)- 64 km». ' C. 1% D 5 VJ»! "-' (SONG—3) ’ 4°“”‘“‘ '1) +u =E SVAx = o X Bencl;nﬂ moments MA 2-.- 0‘ MC = 0 +64 = 64 kU-m Me = “+40 = 101+ kU-w Ms "' [04 kid-m M; = I04 W- m = loquo” NM I04 +0 For w 250x57 5' aoqxlo’ m.‘ = 8Mul0“m‘ Norma) shess s = "s" a W; = 123.5:10‘134: I28.6MPa.-I ...
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