7.4-1 - Problem 14-1 An element in mimic stress is...

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Unformatted text preview: Problem 14-1 An element in mimic? stress is subjected to tensile stresses a1 = 14,513] psi, as shown in the figure. Using Mohr's circle, determine {a} the stresses acting on all 145m] P51 eleiitent oriented at a counterclockwise angle H = 24° from the .‘r .‘r axis and [h] the maximum shear stresses and associated normal stresses. Show all results on sketches of properlyr oriented elements. Solutlnn 1.4-1 Ultimtisl stress err = 14,501} psi at,“ = {I 1'”. = {II Point 5': rrIl = R + R cos2t1= 12,100 psi rm = R sihEIr = —53‘;HJ psi [rt] ELEMENT AT 5' = “4° [All stresses in psi] point 5-: rrl.l = R — R cos EN = All-l] psi 33 = 43° = “L ° R = T251] psi 7W = 539G psi Point ('3': ct“ = T251] psi {h} MAKE-:IUM SHEAR STRESSES Point .5]: EHEI = —+§.Ifl° MEI = —45° Tmfl = R = T251] psi Point .52: ENE: = 911° us: = 45° ijn = —R = —?15flpsi fl'mr = R = 7251] psi TE 50 psi ...
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This note was uploaded on 04/17/2008 for the course AEM 3031 taught by Professor Fosdick during the Spring '08 term at Minnesota.

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7.4-1 - Problem 14-1 An element in mimic stress is...

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