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# Test 3 - COE 3001 l 5T/ac Deformable bodies Find the...

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COE 3001 - Deformable bodies 5T /ac l' Find the maximum stresses in the core and in the face sheets for the beam shown below. The moduli of elasticity for core and face sheet materials are g.:+ibep.i E-i;ib;i]i. i;b'* points) Determine the orientation of the Neutral anis and calculate the marimum tensile and compressive stress in the beam shown below (h:200 mm, b:90 mm, t:I5 mm. The principal axes are rotated at a1.Tgl? 0o:l9.2o,with Io:32.6 104 mma and lyy:2.4106 mma are principal moments. (40 points) \$ o,o,* l0.soirt" f trn- 2. rF-- 3. Calculate the maximum bending and shear stresses in the beam shown below (/t points) ,l H 150 mrrr r.es m -*J l--* l"Oi m 02/04/2009

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o ts r r^5 E.= +'19- r"'' .l ix Er - I 5'10" p. '5i^ Mz= 25o lt ",n J T I I g T l--- r:^ --*d fA. = d. ttf"] ---:D d. = M. t+ = n(r,J t,)' + (r,"[ri(* -*)' +cr .T I. = .018 i"t 't oK L.I. * L*I+= [+,0.*-, L.r. + Lr\ = litr a tb,;^- { E.L. rE-a Jr - tlllr_rLj" \--9 ,orqlt,,l{- i, u,ro.*" eftr)'l at .t*-,lt.l"' Mar 5fgs, E l-,. l: 6r = [a:o o,^11'C12iltAl - L l37E3r\'": J 16t3.-71 136. 03+
A s/ NEurrR*'" Ar' ) k--\ ,10"* ->f 10 - -t- Jw-t) r"= rP -rP .rP 1*' l.(to^*{ts^-)' + (io*.* t:^-fro0" -?'^)' o< Li . I I :76 z:6 ,,,,,n t bK . f P = h(r:^*{rdoh-

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Test 3 - COE 3001 l 5T/ac Deformable bodies Find the...

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