hw4_sol

hw4_sol - [223} *~‘ 9 (Ix/em .“ fi 3., 6634430, 002, M...

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Unformatted text preview: [223} *~‘ 9 (Ix/em .“ fi 3., 6634430, 002, M v .- 1 4, ‘1. v, r, 32mm L: 250mm, 8: 2£”D'i<§‘r’li”2):0»}8“mrm ‘:i;v5r i. 33§:©“7&><’0w t L am KN) ‘ v w w : Jim: L : 5000M jo‘fflm {94500004}, 71 flaw/m) _> “A T”; Wxélflovgémg) I» gscwa) . g; 9:” ggCHPa) _ [73,7 (Ma) ‘“ " W ‘9 affix/0’3 2.4 A; 284% lbngth of 0.’25-in.-diamet§>r Staci] wire‘is‘ {of-be used in a hanger, It is noted that the wire stretc I plied, Knowing that E ; 29 X 1.05 has 045 in. when a tensile: force P is ap‘ 5‘ > psi, determinanm) me'mag‘n'itudc of the " force P, (b) the correspondiflgndnnal stress in the wire‘ ' . ' Lag-(5:5)} 8:0'4/S‘5n 3325,; aqh'em E: X10 é \ U» ,QwoéC/JSL'): Jig. ~° F “WMFW : 124%,)” y QXflOWQLL‘ml) X)133></O ‘3 (:5 p j. mam/'73 2.6 control rod made of yellow brass must not stretch more than 3 mm when the tension in the‘wire is 4 kN. Knowing that E = 105 GPa and that the maximum allowable normal stress is 180 MPa, determine (a) the smallest ) diameter thai can be 5616(3th for the rod, (b) the cormsponding maximum length of the ton: < " gQVL‘ZA . gmx3§f_mv\q) / E:/OS~CC}\IPQ‘) QtfmmXSIQ13CMPQ3 ' D?§L€VL W’Y'ff Ovmmx ¥ 2 a j p ‘ “:Si’iYfl 3” W Q‘Mxlowmmx g: < ffi—VCM'Q) X WXMVY/Oé/N/m‘) . Y x, “3/. be, mXC‘mréQ‘bGWU LM W {cu/TWA : s- 32Cmffl M l *- ~——....._ 3 Deg?“ wwc ghaxfiwinenrfihmc) ‘ I , ,3 ‘ \ A C? [Mr/V. N g < 5mm % ' 3X10 cm) @Lé’ RAM 5 We) ><</:>é( My”) Céfme : /° 7£§Cmfl [W 2.9 A block of ZSO-mm length and 50 X 40~mm cross Section is to sup— POI’I a centric compressive load P. The material to b6 used is a bronze for which E = 95 GPa, Dctemu‘ne the largest load which can be applied, knowing that theqnormal stress must not exceed 80 MPa and that {ha decrease in length of the‘block should'be at mbst 0.12% of its original length; l g- 5‘ r I (“ ‘-- U3 CMPQ Ema ': {I’m/L292 L g} a Degcjm (LVN: (374% 5 ‘5 3> W L 5; WW Z x. ’ AVE!“ '3 “ :07 E P g 0‘0011X2N0(1m1}><éi$x;£> (,6, Pg 222:6220 “(2) o - Wm (I423 , )Pmm: IéoCENJ ...
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This note was uploaded on 02/23/2012 for the course CE 3400 taught by Professor Moorthy during the Spring '09 term at LSU.

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hw4_sol - [223} *~‘ 9 (Ix/em .“ fi 3., 6634430, 002, M...

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