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666_Mechanics Homework Mechanics of Materials Solution

# 666_Mechanics Homework Mechanics of Materials Solution -...

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Unformatted text preview: i153 _- ll 35‘ , l' J, 5.5 The beam shown has been reinforced by attaching to it two 12 x l75-mm 3 3 PROBLEM 9 plates! using bolts of 18—min diameter spaced longitudinally every 125 mm. Knomiig that the average allowable shearing stress in the bolts is 85 MPa, i 1' determme the largest pcnuissible vertical shearing fome. ' i SOLUTION ! ‘ E Cdcujaﬁh “acumen“ o? iner+iq Pul A am am) Ad‘ﬂo‘nuﬁ) 1006...“) _._..... _ .. 7. iM M... E ‘13? ride 2100 1% 90.574 0.025 i wuoxuq.8 5120 o o "ll.l E Bot Lie 210a My: €40.57? 0.025 ‘ j ‘2 “’ sums 7M; [_ 2a. 4 :2 [ *al=*'j§" T=l39mm I = IAJ" + if = I52.3o no" m“ .— 152,301-10'6 m" l . Q, = Arm d,“ = (2100303?) r 291.9 xlo‘ m3 —- 29:.9 x10" m3 D Aw : {'45: = :gflzllo“): ' 254.97ulo" p.‘ [ [l Fm ? 11., Am r (85x/o‘)(2s'i.wuo“) r 2:.csxio‘ N i l E \$=3§A = W = 34c.1xio‘ N/h [7 V213 Vrlf’Wﬂmhw’N 1 = I80.C W 4 [T7 ...
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