test1 - STATICS' ‘ I) _ Three forcesact on a...

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Unformatted text preview: STATICS' ‘ I) _ Three forcesact on a (211585115111er F}; E}, and F3; iMagnitudes of these three forces are 120N, ' ZOON,’ and-3091? , respectively. In addition, the rectangular components F,i , and P}, 01°Fl are +6.01? and :EQNmegative indicates force component in the negative '— irection), respectively. The-directional sense of F2 is in th - sittve z~axis "direction. Findfifixprefiss F2, F3 it :tecangul artesian coordinates the resultant of F3 giving the magnitude and " 3- ';:'-dirtectit)n, . 91' and 92, 'afldfl'lfi for F1" BOX its tom: ANSWERS its; (son’s-camsab‘~(~SS-a§‘ ? »- ~ " spripgé shown and Emowin‘g that the weight of B is 80011), = ' "f 3 ‘3' 57 7 ‘, ‘ Find: a) the Weight prequilibrium, b) tensionin cab} '. _ d the: f9;9§.'i_1.1g1§>_eqt_ziv§_lflez_1§v "§§fifi§‘fOE-”C,'D; E, Gfif éEé’éEétéfiéHOfoaéi "".3","'z'~_esp. .. ' M - REQQGEEQHL kgm3001b/ft, kg:4091blft,'k¢;3 OOlb/ft, 1523;4001b/ft, gi=8001mf = ‘ BOX INYOUR ANSWEst ‘ ‘ Ike '- ' I. ychE‘v 15o 5-396; 4-1ng 3-9“ Egg/05% l .h. ' _;gni¢2je€v“z ' "1, $3339 KAN: +- ' 14:20 8?““' Mews I wn’ Find: fl the moment OEFDA abogtthe ceoréiifiafe ' . . " V _ _ ' (in: the line BC the angle between the 55 01b foree m the 2001b ' ' ' fofié?3ff§3ii€é’fliewéS/é‘céfii E'éms’ifi‘gle arse—EM 's'ifié'lé mew éb'ééjéf p6iiifA; E) "cad Tfhis “ " system be reduced to single farce? If so reduce and indicate Leeetien. BOXINYOUR ANSWERS an {019,259 ._ '0 A; I- r: flew we. w. :{m we ' ‘gs’emgééfif-FES’; 2 u .fré'éméi, '- " ‘ - STATIGS" ‘ "J . ‘ _ .I ’ - J. , . I I ' V . t ' . ‘ 7:" ' ' . . ‘ .‘ ‘ 7 I A : I) iné‘n the forcé'駧@”consisfing of four faces ac'tinglonjgha framée, find: a) the'magnitpdge . afid‘ directiog of F3 if the resultant has a magnitude pf 834 am is at angle of 67°.with' v , 'hbfiiontal in the ascend quadrant; 'b) the magnitude of the Ema; farce aCting a_long member " .AC(fr0H;AtOC)." ‘ ’ _‘ ‘ . I ‘ r7, BOX IN YOUR ANSWERS W'— 205"9L’3‘©D"2 L MS." ‘ 4 ' - . L l, {f- “kaéémccggzu‘g’; + - "' , 7”"??“1 J 'ng3 fi'fimb J!"- +w1 n—L. .'_§.>}:§.‘é2xb r-‘sw 20$,3qf3: ‘ of" ,;:2.' ‘ *' . —% , LL. ‘3 A ,P . I I maga) Equivfleiit Spring Constant for [he the isysterm (if 'PUHEYS Shawn" - ' I I 1 1331:1313 Ensign in cables 1.8196166! ‘15 'g‘ifia 3: C) the ' . ' ' ‘ Verfiaa‘l Springs and me'm9;spfings 6:22:02 amount Qfstretch in each pf thgfipxzings‘showa. _ ‘ vi BOXINYGUR'ANSWERS . ‘ :kmfieeNlm, ‘ g - ‘k=508Nim h - W I; '1; , _ -- _ ' I I 2. %\h “figm-goomlmfizmuffinfimufoomfm :— éBCONJHS’M q Tbmfi ! % “HT-yaw I. - W; x ‘ ' 15.7.0 7 11‘ Ti; m ‘ . Tag“ . ', 3) Givgh thé three fofcés and two momgnté sfiqwn. iEind'f'i'a)e:Lpr¢ssiall forces and moments in ' * I ,3} ' rectangulai' Cartésian form, b) rhéifiérit'qf 8 lb fdfc'e’ alibui: the 'x and y sixes, .c) moment of the H " IQ 1b forcelabout me diagonal CB. 511 angzé batman" fig and rm 6) single-force, single . __ fl _ _ moment about A, f) can systembe féguc'ed further, if so, then reduce and locate. Notef The ' 61b :fgjrCe is not i9 the y»z plane. I I " " "' " ‘l‘ - " " ’ ‘ .“a. 'LA .u. - 7 , 1' 30:1ng ANSWEfis -_I {3 {ET}; +« D): {(04.0}? 7 .‘w .‘ q' UAL-l dig +91; 3;? I, .__..__._,_,_. I“ ...
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This test prep was uploaded on 04/19/2008 for the course EGN 3311 taught by Professor Nohra during the Fall '08 term at University of South Florida - Tampa.

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test1 - STATICS' ‘ I) _ Three forcesact on a...

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