hw4_sol

hw4_sol - \ 2.19 Both porticms 9f the rod ABC are made Of...

Info iconThis preview shows pages 1–9. Sign up to view the full content.

View Full Document Right Arrow Icon
Background image of page 1

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Background image of page 2
Background image of page 3

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Background image of page 4
Background image of page 5

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Background image of page 6
Background image of page 7

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Background image of page 8
Background image of page 9
This is the end of the preview. Sign up to access the rest of the document.

Unformatted text preview: \ 2.19 Both porticms 9f the rod ABC are made Of an aluminum for which = [0 GPa. Knowing that thfi magnitude of P is 4 kN, datarmina (a) {he value Of Q so that the deflection 8.? A is zero, (1’)) the corresponding deflection 0f 8. 13 A l % i E .i g 20mm: dim’nefer 0.4» m ‘ 0‘5 m 604nm diameter I 3 Fig. P219 and $32.29 “kw...” L 222 For the steal truss (E = 29 X 106 psi) and beading shown, data: mine the deformations of (he members ED and DE, knowing {hat their @3333» sectional areas are 2 in3 and 3 i133, raspectiveiy. 2.27 Each of the links AB and CD is made 0f aluminum (E = 75 GPa) and has a CI‘Oss—ssctional arm of 125 mmz, Knowing that they support the rigid member BC, d€fem’xine the deflection of point B 4 J, S 035 m ’13 ' i C H19 044 m ——>% 0.20 m 2 if} if #1 w; ’3’“ i k 3 t 5*“ ‘ ‘n 2.193 Both portions of the red ABC are made of an aluminum f0: which 5 = 70 GPa. Knowing that the magnituds at" P is 4 kN, derarmine (a) {he vaiua A 0f Q 30 that the deflection MA is zero, (2:) tbs correspsnding daflsction of Ba 4 5 fl WG—fi/‘V w—777A# h"""“ « w _ “an? 7777 77777777 77 i i 7 a 7 n VH7,” a 77777 A” WV '77 < 7 ‘ ‘v 7 & 20mm diameter O»; B 60mm diametexw 1“ ; finiéfl‘i‘) "i‘ fl ~~ fl ‘ hg PER? 5mg r:224: % %% .a Mi} 9 we: ‘2 x x P 4alw3fi? ?§::53%”Q3§£§ ’ ’ ’ T; ' ‘ b 3‘1 ‘ . ’ 3’: «3:3; igg’xélg mg . ‘ffgg: 3A F] fg5»¥a «WWW D wwww:wf§iffijww~ * & i”~“;%:::T” E Pflfi “5 + PgaLEa :15; :17"; @va * x2.) jigsaw“) $fi“fi§ 33; 2c - fi;32%€aw Y 0'2» 15 _, L _‘ 2,332 For the steel truss (E = 29 X 105 psi) and loading shown, deter— mine the deformations of the members 80 and DE? knowing that their C1‘OSS~ sectional areas are 2 in2 and 3 ml, respectively. 30 laps A 227 Each of the links AB and CD is made 0f aluminum (E = 75 GPa) Wm“ “WM”: and has a cross—sectima} area of 125 mm? Knowing [hat they suppofi the rigid membcr BC, determine the deflection of point 8 _ A (’l t I *1 " m (f? ‘5 “ 11$??? i" {3% ii» wwwmmwé -. “ ‘WMN W fi we ‘ a} T” {)3 {g C N f: [’3 fif‘géé’ééai‘ggK 3 4’ ‘5‘? 3:? ’62?” i F g i7 ‘ *ammww‘fi. .; «a 1 WM W“ paw? r 1 2% w s M, f a W 9 WWW :30 Di? " 237 The 1.5—m concrete, post is reinfqmed with six steel bars, each with a 28—mm diametar. Knowing that Es i 200 GPa 81141 E: = 25 (3%, determine the normal stresses in the $333] and in {ha generate when a ISSO—kN axial ' P . ; centric force F is appfied to the pest - 450 mm that of brass, are joinzid - the leading ShGWfl and i a reactions at 211 rods, on: of steel and the a rts at A and E. For = 105- G‘Pa, detsrm 2.41 Two cylindric restrainad by figid suppa E5 = 200 GE’a and E, n of 90331 C, A 1‘30, , 7100 ‘ at C and knowing that ins {a} th A and E‘ (b) the deficctio r—‘ISO-fi-g—HMO g1 40—min (film 530-er dzam , ( z i i Z ,. bf? e E819. é E , ‘ ' E g 2.0:? figrfifq/JOOCM) 351/5 :gE’ug 5 3 "\ {‘3 J , 002,16 3 [may ZA/o V [2% ’ (3/ 7 —« r~ ‘2 E L/D .9. Lilt : {3 ML” £523 T453 {E E3? N 2.} ' » ’og ma? W 3 x; A :"m “‘W .1 WAD" / "' (’"i/ ; : 74, 310 (N) aqflm) 1010+ Grizmlxj] 1“ M ‘ [m 7&2!) {IN} 530M030\1)2§O ’125m)+ goX/iggé’p/DX OHM} + _ 25mm viz/“m v J J '7 ’-«=—'—'r. ’ ,I )OOKmECNMOaMm] 7 M”! wfl TEA/32 (N) ‘ “fly/“WWW”; [waggckrfl ¢- cf; 3&3 ~maU3N) :f”37a=)é Cm!) WV E r _. cs" yGJ w' " 7 i __ (A I; . I Pf} M CDEC DJ: :[28 kg} #228 éuszJW/W/zgg ' Wag 53% £3: 43:. L533 493 3% {5195: {Mm mm) + 2 &gx;93(z\:)><osi2m3 ...
View Full Document

This note was uploaded on 03/08/2011 for the course CE 3400 taught by Professor Moorthy during the Spring '09 term at LSU.

Page1 / 9

hw4_sol - \ 2.19 Both porticms 9f the rod ABC are made Of...

This preview shows document pages 1 - 9. Sign up to view the full document.

View Full Document Right Arrow Icon
Ask a homework question - tutors are online