Solutions to Problem Set No 7

# Solutions to Problem Set No 7 - University of Toronto...

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Unformatted text preview: University of Toronto Faculty of Applied Science and Engineering Civil Engineering Department Structures, Materials, and Design (CIV1 01 F) Problem Set No. 7 October 25, 2007 Question No. 1) Given P; m 10 kN, P2 : 20 kN, and P3 : 30 kN, use the methods of ioints and determine the force in each member of the following truss. State if the members are in tension or compression. . Q'ﬂl -_. , ' iﬁuéii’ Paw 23'6‘ﬁ7‘qu‘0+" g i” ‘ as mﬁj‘ﬂagﬁ WT , 2;? .. a .7 W Z if; cs EELBBBWMM at; 45:: «1 D'x’ﬁosﬁo “:70 W i <55 Am r k/v' ‘ :\-x:--«2 «:2? Art-— Dem-)5”3795363“ “51:79: “5&396 “W E: I “broth”. ﬁe? 30M ﬂ 1 ~ ' we, ' ’ a PM :Fjws .- toe-51333” Reese-6w“ﬂiﬂamm’w C ism! —u M- “'5 --‘“7— *i‘: {T M" ZR 3-} (51’59éwﬁas Cece + RAF r m: ? 9:5; ,‘ M (3W {joint {5 KW M " k i I '? I‘ 'M :2 5- \$1} a 3; 3L i i3 r ZFJ‘” mFsr- * 53:)M5‘M“? ' far rim” k -. a ‘ F56; ( p KN " i» etc 2:; ~ a @3355 C 531.3956” Lila)? ZLL T30 33“? "35C "3}~99%r€ (0)45 v» [23C Efﬁ’eﬁékﬁum amﬂﬁf' \$1 fmmyﬁw a _ ' Fig H,- mymikx mam" 93; 53:3 »-»~--9~a 26 3‘4? Va; it.” “if C. ZR :1”) v 7?:913?~W 1114754- ﬁiCﬁ'ﬁﬂsgé‘? “if: gagsihﬂm W ‘T W 310616 Di :0 3—? --' FQ§>55 C703¢rgf39a?93\ *3 Coﬁﬁo‘a-R‘t 47:7 PCD?«3?:3I'Q M C Question No. 2) The maximum aEIowable tensiie force in the members of the foiEowing truss is 2 kN and the maximum aiiowable compressive force is 1.2 kN. Determine the maximum magnitude P of the two loads that can be applied to the truss if L z 2 m and (9: 30°. V, /W i. I w M 1 0,366 K Po 33? """ P”? iﬁﬁéé f)” A3 *0 A“) Mi fear “046 1 1 . ' Ar ‘ -r 3 (.m— I i} I I? «w ‘ Lu? W I SKEW?!) '§§7 StngLéi :0 i Fag § a k» P Eire-aim Saws 2r \Jaéépn :m mm??? P c. *2. PC 5505‘ 2.5%??? {mm E1?“ ﬂca‘ygf 5;}: .3, ﬂ ,ﬁ‘ EEC ,r: a; 2:?“ 366i? m g L \$5‘5?%5€?”} £8: 9% gm, yﬁc‘; T Comatolc'i’i‘rfg [mag 5U“! CHIC/f ‘Qmmkri 1””; we )qvc PM: 9 m ‘P T saw 2:; mom "’ m E‘th W39 PK 1 a PM ~27 Pg MGM?” (31) w-CDA '5? P C \$143k- ‘ﬁ‘i Pgaqm 5” (g) (M; @5‘WP C \<’ Lil m Pgagow: W (£1) Br,n«:i<f5”5‘}9 C (mm Pgmw W (5") 05643 {m (M (is), (ax-7, w (53“); ﬁe mamsz {force [9 0)::de 130:: .N j: Q‘f‘b/ max? EL 0; 172-52. m 4%.. Question No. 3) Use method of sections and determine the force in members (3F, CF, and CD of the foilowing truss and indicate if the members are in tension or compression. EMF-«5:; so m 31% egg ._ ‘ . KN Lear-313‘ are m Egzlraﬁg f tire damn}? on five ﬁght.” Sec/(c :7 “Raﬁ/12mg;r+-r,315sarl:~o:>}icpxaama c Question No. 4) Uséng sections a-a and b-b, determine the force in members KJ, NJ, ND, and CD of the foilowing K—truss. Indicate if the members are in tension or compression. “EN mm; E EL :0 5;“) g L :: (2 ﬁ *1 m a! m *1 m *I-F ‘i m r-u-w -'I an 4 m ~ ZMG~-”§C7 ’A"A7"‘<é“‘>*‘9\t(%n 'tW'MWWy-r x‘aﬂwﬂ an». JUL"an the await" on [eﬁf 5?ch 5¢Citm (may: Wm-.. “‘r J I E ‘ 2 M (1:10 2:17 “- 94? >F 3 -=~(~fila;.L'-§ ,1. Rig *3 g at} COﬂSI “F . _ A ZMDi-03 :7 {Exits—r‘tﬁwtﬂm-MMR WV. a! éé? é + PEN 5* C05 x>¥5+ (Fa—Wr— SMAXL} ...
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## This note was uploaded on 06/22/2008 for the course ENGINEERIN CIV101 taught by Professor Various during the Fall '08 term at University of Toronto- Toronto.

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Solutions to Problem Set No 7 - University of Toronto...

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