Ex2_F02 - Physics 221 — Exam#2 Untflbflr IT 2002'1!le...

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Unformatted text preview: Physics 221] — Exam #2 Untflbflr IT 2002 '1'!le exam rum-5:113 of 11.! pruhlnnui rm T Please check that yflu have them El]. .-"|.l] til the furrmllmi that you will mum! are givan herluw. "I'uu may HLHIJ 113.4:- a calculalnr. Eilll']I — yfr cue-H? ; If.“ lmjfl w 3.1,“; T averagv spun-d = y = 5.3 mfs‘ I 1 mile LE km :1: average vallmng- —- if = :instamnmmur; I'El-fl-E'thr = :illrpi‘r {If pflsltiflll HEI‘SUS Time insmnu-memm m-L-ulerat'mn -— HIDIH‘ 11f ‘r'P-lfli'ilrr' Wl‘fiufi T'lHI-f' Fur mustam mmleratinn: r: =' 47.3 + ta: + fire 1.- .= 1|” + at 11” —_ nu? + 2::{1— In]! F: = IraE 'Fli’fim = MN [HL'rlLif frlt'tlun] Ffrmlmol = #55" [Emu-“H {Hahn} Fgrnnly = 61.91 C- = EI.EII— ZH.’ 10—” thlllfkgg ex: = L'Ea'l‘?‘ HE = but? H.‘ : Pd {-953 PEFEUIIU = my}: [mwcu' — wrkffli ji' : "213' fly —- impulw : Fair 1. Fur {Ihrieilmafi 3.1m Intuit-{r a 110W Eli-W1 HEM take it 1-1} thl‘. hi” Ell-UWH hf‘IUW 1'0 LFJ' ll out. This 13 the boat sledding hill in tun-n: and hue; rm Frictinn hfi'tWE'PTI the WP uf tha- hil] [lmim A] Mud 1ht!'.'t!r_1.' lHiLLu-tlil [nu-in: B}. After [Jflil'l’r n lhllfil LE [mile-mu. EU ufllir rum'hlng pmut 3 Wu film.- tr;- a thp- [1' [Ian mam uf yflut' sled and :mu i-‘i 13D kg. and the- rmaffluirm uJ' f]'i_n;'|.i_u:u i5 .1”; — U333. her far will yum 1FE-L‘r"|"|. 11ml point B befnnl muting m a limp? {ii} 4U m _ F E- “flflq gar-flaw - Fig-+1? ; C” 1.1.; mu “:3 .53 f—hfik +w’ : {:3 {:3 m: [I] =_ _.__ =_- +f1¥f<rfix 1 .J. tprmifi [ml] .:m‘-lH1-n_;ifl kg} 15; [mm-Hug er'ardh‘ :L'Illll Ell 5| fipl‘tld flfflfi 111:":5. Tit-ll hiT thl: [ml] cluL uf the :1'11'. and knnt'k it Mick Lmu-ards }'I:-LL]' uppfi'fl'lfirlt fl’r. FL": rill-“H. 1f L111? L121” 15 'Ll] L'nntat'r. u'i'rh }'I:-IL:r rm'kl'l t'ul [1.[IIE-Ll' 5. fiml HH‘. M'IEIHgE‘ Yum-i" UT TIM" Earl-wt U-fl Lht‘ ha“. : M . I'fl f1: [m 3.‘3r1.‘~; If: fl, {7 : 41F 5 1r: Jain-‘1‘ n P h 1 WEE—3’3“ 1:: ; “215:1” in] 23M 4 3f n _ # 3‘} v L: ; M :DrEJU' '.: (gt-jim— N :55: m ! mp W 3.- An mnpty milmad freight car [mar-.5; Efllflfl 15 roasting cm a Ive-ma] track with an initial speed {if 1-1.5 mfg. A iuad of and [my] kg) iii 11mm draw-ml {vertically} illtu the far. What iii the: final Immunity DIE “1+1. {:Eir with L111: sand? [a] 9.1mm MW 91.. WM [Ii] 1:3me [C] 3-5: m s I— } milk Hi [:1] 5.3 mffi “'1 i (1’1, a G“: L f: in] 1.? min; -l. .-‘Ii HuiLiju-m sit; on u baggage car-31133] 3H 5114mm. "r'uur mailcm has flirt. slid all the way down the slupe. and i5 fining HI. H. mus-mm speed in a circle. What it: the: 55mm HE yuur main-flan? '1'In: caramel angh: i5 Iii“ the {int-'H'ililil’fll ul' HlflLifl friction is _,!J-5 = U.5U.. and the radius 11f tl'u',I timid-'2 in which LIJI‘ Suitcaer travels L5 4.1] m- fi“ : __§ __ air—flfi. ___...--"" {3] 3-D EI'I_.I"H 'n-J ['1] H rulers Jul ' fr“ ) it] Mimfb - NJ mfif- EM [ENE-fitnfh / My: Hmfif-r‘i Engr- E f4 I} 55:3. _"" _ .— mg? + and? Mg} _ #Mfmfif'FFfi-fli?“ will: 5 3/“ fl:— __ r1, F r—-—-—--—-—-— M66 3E. (“Edit-Jaw} ,3— v-j'rwig mind qr: . L : i J mat 4-K,“ij 5. .-’I. tmnkey puck (mafia [L35 kg} sljilr-s an a frictifl-MESE Ham-circular track as shown- If [he puck fitflf‘tfi {mm ran-11 .11, puinL I'll. [whHrvP il EH Hhuwn in the figure], wth jti HIE nurmaJ I'm-rm heL-wnm 1h:- mek and L111". puck Whfll the puck TEHEEIEIHH [mini 13 [the hattnm nl' the track}? l.5 m [a] 52.4 [m 111—--- IF: N fl) [Li] 3.7 Us] 2? r; IL (lfilfl) :r 3 WK #3 rt 3 H5? 1% ' Ij. NASA has Ijjrewl mu In dram“ .1 spam: amtiun. 11 is ILL [11' in the frJTITI Hf al.51ng 'E'll‘flE' 0f radius; R1 £l1HI. a [JuitLL un Llw rim Hhuuld JIM-'0 M a HEW-Hi1 "E 33 illfrfi: fEhfi‘E 'rfl HIE! “"111.” “1' L1H" Fir-Cit“. "f'nn warn Tifiimrfi tn II'IF! Hffl'lilillil. 11.! experience artificial gravity surh thaL their :Lplmrmlt Wf'lgh’r Whl'fll HIE'F 3”“ '3']? Th" “mm” L“ mfl' ['f the-if WEE“ r33 earth. H1111 R. .-"'_ I I -:I ‘3. l wmmiafg '3' a ’50 3’ [M 5-4 H] F“ “(‘1‘ H C? a M (:1; 33m f2?" "rm _' f.#—~_— .[u] 1'? m fi'éfl '53] f— flil J .J' .-" T- A mlmll. EE'IIEI'Eflt [mm 1.4 is fired straight up and reaches a maximum height (If E4U n1. Air resistance dues wet]: W = -12|1|I|' J nu the rm'Jtet during this time. What m the! initial filmed [If the! meket?‘ I-Iint: you can assume that the. Turn-P. uF gravity 1,111 the rocket is given by F = my fhmughmlh ihj flight. Ignere any 11155 of mass. due te the firing HE the engine. Ar/EEF‘ 3+”, :, [Lfi‘FdrPEg {a} Mmft KE¢+F 1L [11}55mf5 FLEEFQ imML+D+VJ= 3+ "(:1} 3D tuft-1 1» "' e mj's L“ mfihfiw Amt r //—7 m 1! r a... lfi'kfl 1-2 : ED “1/3" “’3, F 1:] H" #11331: 3. A put-*er stands: ml H. [nth lake hearing me shame. There. 1'11' nu frietinn between the skates and the ice. se- it 15 very filiplmr}: '1'EIJe perenn, when is initially at rest, fires a gun and then Dbl-terl't-IH that 11+: remjlt [i.e.. nurses haeku'artlt] with a weed “T1134 mle's- If L111: mate of the per-sen {phi}; akatte-i} iii 35- kg, and the muse DI' the bullet it £1050 kg, find the lime M the. bullet. flirfifil] title's—:— :1 [h] 440 111,33 fir“ lie] T"? mfi: C;- :_ P11] “WP-J +- fll" L [d] I34] THE-5 l.__ - {e} T34] Julie f Mir-W‘- - -- Wu}??? fill II -—- _,_,_:—'- - _,_:—-—'_'— nun": :' mi [352*] ; fie PM; E El. A FEES-L111 IE on e skateheard and has a S|Hllld 3.5 mlfl's as she. :ttarLH up a. ramp If she waste 11;”: the ramp, what :ia-t her HEJHHI'I when she reaches a location 2.5 In higher than her starting leeatien? Inn-re the kinetic “ereg M the. wheels er the skate-beam: and minute- that. Frictitm 'in negligihlu- [a]- Tfl mfs [ll] —_. "Te-J 4.81M: I' .E rulers fill.“ __ l :1 L5 [eil she doesn't make it that high fir; f Hr H3. "t’mt are. trawling in H. .‘jpflfl't’. fihip [mat-1'5 13m] kg} with a Hpeesd. 0f fllflfl mffi. as you approach a. space station that yen want te visit. You then fire reel-Lets Le slew jr'flLlI‘ :tpmfll LL: matnh the HFJEEIHJ. (If Ll'w. Htaliun which it: Hill-II IIIII'IH. If the. rut;th exert a. fume Lal- DDU on your ship. fer how long must yen fire the reel-:ets? Ifiuere the mm expellml hi1; yuur rnt'kHIH when they lire. {HI-EHJIIJI‘ that it it. VII-ET}? HmflJIII. [e] flfifls .1 \JI {at am 3.- A”? yew d We. [e3 EEUS : F :— F'__ :1 i— F. f: H PR 4:; ‘3 wt ll. 'I'm’} [dual-:5. and a pulqu,‘ aril Hrmngml mi nIIthl. Blurb: #3 sits at rest on a. table. The pu]lc].-' jfi frifiLianle-HH and IIHLH-ih‘fifi‘ 11ml thf' rah]? Lu. IJIHHHLIZEHH. Find lhi! Erma-1 [JI- L]'l+‘. htth m1 blur}: # E. [3} DZ] N 19.1% 1: {fl flfl N [E1] 53 I"; {veil lfi-{II H .o- 12. Which 11f Lhe [ullnwirlg HtélH'Hll‘tth in. ']'H|.'1-'.'.’ in] In. an IiELLflilI-illl' L'Ulhfiltlll. mmm-nlum in III:-l ['ulmclrwri. __ H1] Mfithfltutual HIIE—‘THF i:—~ i:|11'i1_'.':- i'Jrll‘d‘l'Tl'r]. - __ _ {;-] Tn an rlszic cullisiml. Ihc' kiru'l'u' Inn-rm uf thv syfitvm is cmm‘rr'r'fld. {d} Hewmn‘fi third law.- ilhc- i'|I;'[JI:II|I.'-I'l'r|l'1iIIIIII principle] r1005 Ilflt apply LU friCLiDnal fin-rum: [4:] Gravity is um always 'rl IZ'Iilllrf'l'l'IiHi‘u'l“ fiII'I'I'. The End ...
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This note was uploaded on 02/06/2012 for the course PHYS 220 taught by Professor Chang during the Fall '09 term at Purdue.

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Ex2_F02 - Physics 221 — Exam#2 Untflbflr IT 2002'1!le...

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