p2c-s2008-lecture-6

p2c-s2008-lecture-6 - I awn-Pure é DGEEIQT lit-(:ch...

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Unformatted text preview: I awn-Pure é DGEEIQT lit-(:ch (co-vi.) Tho. DaPPler a€€ec+ ‘EH‘ 'l‘gh‘t I‘S £3119. 0": 'HM. MnS‘t' imer'tnfl‘l' "Foals available -h> ns-l-ronomers - 9.x?ansim a? 'Hna. universe -- ‘rn'E'n‘t'iu-ns a; galaxies m9a5uflmWo-F- ah: mass ( --‘.> da-l-ELHM 1.153;; mm" - tie-l1th a Eth-Salar Plum-f; Hnwueak +111 "wobble." For new , rad-urn 413 'HW. alfScussiu-n 0“: *HM. DaFFler a-Féecf 4w Sauna] we maasure ‘Pne Yo‘l'n'Ha-nn-l Erased mt q. gaining 'Himgh 4419 DaEEIE'r aged“ £3: “y (we will dismiss ~Hm’5 (afar) Ru‘l’a‘l‘ing hwmds U5 4 Il'sh'l' Shi'th “Fawn-:15 '3qu u awagfimfi n_9 u I: II bed The»; we use 'Hae hhfimu Speed +0 due-farming Hm mass o‘F -Hne gaining The. Masses a4: gdnxr‘es are. 141mb? gal-anal +0 £13 Mud—n 121M 'me Hm: Visible mass, "Hill Wrasse: a‘FaJJ Hush“ (we 1 I Mos-l- an? M11 Mass or": a. gum}, is “elm-k mass}, he” harass fined" is NE? in 51'qu we clam khnw whai-Hu. :lnwk mass is —-? -Hnis is a. 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Ski“: (inw'nwm-Jj when ‘H‘ie Sauna (ambulance) Moves mama Thus, 45’ a mnViha Source & S-l-n'l‘fmnrua ’minus sign: V ¥ 1‘ ‘FS -———-—— Source mwfl V 3 Vs hwquS {Jae abSE‘rVE‘l‘ V : slum] n-F SnunJ V; = “ H Sunth 'F = ale-l-ec'l-QJ 'Icrequencxj CahsiJer nex'l' qvnaw'n observer : Hoe Source. is ad: resi- 5 HM! abser-Wr- moves +bwn~rd "We sour-ca ad: sP-HJ Va Consider Firsi' "Hm ins'l-qn‘t' when "Hue observero is exudlta 0L Al'si-ance A5 ‘Fr-am Hm: SOUY‘C‘ESJ where )5 is Hue waveleng'l‘n unified L43 S {=0 A++Jnis inmm‘, 5 amfls wavecrest‘1 5 v. +— o 4—- As a wages“ mama-Mo At Hme 'l:=T . -Hn4. absewev crosses wavewesi 4. Thus 'I' is H1: Pen-id n‘F 'Hw. wave-Ham menswed lug o ‘t=T IL VDT l I I A5=T (WV) 4V 5 . V”? 0 Va ‘1‘; I | l = 1(V+v) .. a a V ' Sigma I (mggbm) | +5 +- wmmsm ’I‘ W V=¥sh$ or .5: .. _F V+Va absewer moves 5 V hwnrcl Suurce (Frea'uenua in crease) {f ami'H-ecl FrQfiUQ'nC [:1 f: observe; 'Fvequenma VnVS = SFEQA} EFF obsawer and Source V = Speed O‘F Sauna, 'hnp signs i‘n i amt}: : observgr 3 Sam-ca are «Wu-caching Each a‘H-m- -) frequent? increasg Eye-Ham sffimsz observer 3. Sauvce. mwe Apart -> Mqu m m3;” *2@ QXHMEI'E: Ah q'arm goes a‘F‘F on u. huuie. The Muse owner i5 Shhiihfi gu+$|ldfl {1,194.0 w...“ O'F‘F “H19. alarm. A an is driving hum-J: +411 kuuse at lfimls , The fiequencrfi a'F‘Hu nlm‘rm Is doooHE. TM Speed a‘FSaund i‘s BLHrnls. .5.) NHQ'I' 'Freotuenua clues “Hm fer-sun in ‘Hwe Can- Imm- S'fh'HonG‘rl-J nut-ca, matrith observer .. “Va __ 3L: 9 ‘F -' “F5 v -(4Doas-1) 31:40 = AA) Same u-F Hue. Sound is keFfec+eJ a‘FF +41% car back +0 fie homeowner. NM“? 1'5 "Hm? {requenmfi o'F 'Hnis Sound Imam-J lag-Hue hume- owner-7: The inciat‘n": mlme is ‘r‘Q‘H-EC‘HEA 'Hrw. ims-l-an": if InH-s 'Hne car was-E- qu M— car: ...-———--———'*'—_ . 411a re-Fleul-QJ [a P ‘m‘aefi “awe 'fi-eo‘ueucté = {=1DEfiH} ‘Hfie 'lmitia‘nf 4"l *lHC‘éb rte-Flecth wave {Havana in +he +5 “in H} ras+ 'F'V'I‘I'fi-E of five car Wife-Pore. 'H'xe cwr' e-FwCEEHVeIg qcxl-S as q guufle 43b»: Sauna! emf-Heal ad: logo. H; -=.Fs mwing SuU'f‘CQ J s+nfta~nqn3 observer- 344 —> ‘F= 12 V = 40m = W 344-10 5:. H12, Persm in Hue; can!“ [near-5 E13 +0119} 01' 4030 He) UJHIJE ‘HIE humamner hears Ehnes, A'i' 4005Hi time} “60 H't . TM Magma; g rQH-ec'l'ed waves Hawaii-+19 Same ‘pvecluenclg {h 'HnQ ms+ {rqme o‘F +‘ne abjec'l‘ Hnm'l' causes +419. mitten-Hm , bu+ hu+ in cm: u‘Hner ‘5‘qu Served-e five inciderfi’ R W‘FIQL‘I'EC] waves muffin“: incidud‘ wave res+ ‘FI'WME a? Baum \ [0% ) ) ) \l ) ) ) % driverhem ‘I'PS‘I' 4mm: the cm“- aim havanuMI-li- _ . ‘ 0:0 It” £51. ‘ ( ( ( céb 1D6n I dusn Thus, lug mQHSU'r-ing ~Hne 'prec‘uenua ski-H batman 'Hw ennui-Prat] 3. re-FIeCI-eel '~.«J4::n.o~£'sJr 'Hne knmznmner cam cle-l-uermine Ha 51:49:} O'F 'Hne Cow [-Hna 'Fafi'l'er “Wu Cn‘t', “Hue waif!” W'fi’equencg Whmlw-EJ (loonHiJ nml rueiueé {label-1a] waves] This Is 'Hnae. FrinciPle used in MEQI‘CI'ne "he . Measure 'Hwe 513294 a‘F Handgun» wi‘Ha Ul'l'mstauna (mac? +1; assesfi r12 alumni actual '——"—"—— fisflfwa y“ blupJ‘Huw clue ‘l'D nn‘rrawihg a; mnjp flY'E'EfifiSJ 1" {gm blaoJSF-fld +5 reveal Hum! clai-sfl‘reshicfing blauJflow) The Ul‘h‘nSounc‘ bounces n‘F‘F Soh'anjed'S sum as Hegel cells Same P‘ri’nciPlQ used 401‘ weaH-ux Preclrcfi'ms; Span-,4 a'F firffimndm'ng Sfirm chuck, e1'c. “'7 “9°?le HAHN Wh‘mcl w. nigh-Jr]? TV news Sam Principle usad -Fu-r "raclwr cauhiu‘l'u mqsure 992ml o‘f’ cars (Maia. waves = “lu‘guflwavefl aim-H 5 i + . uPer urban 8 In‘l'er'Fel‘Pnfe 4“? waves {Secfi‘f‘h‘l - Superrasfflm —;- adding waves Wham '2. m- mare wolves are Present 'qu nei‘ (1+ a.th Pam!- dl‘arhcmeni‘h(+fie +n+nJ wave) is Hue Sum of 7. I‘hdt'u wave fiendf‘sflncemenfi ad" Wad“ same Paint Thus msu'der hon harmml‘c waves in 41 medium (waves cm a. smug, sound waveslefm) X1: A!t Si“ (k4): _w1_t +¢d ) Ma'fi-«velfng waves in +111 x X; "-‘ A: 51'“ (sz'u-sz + 452-) ethic-Han Thus, KT“ = )(4 +)(.2 is fizz-11H wave In gene/ml, XTGT is dififi‘ml‘f‘ +o eValua-itt mp! fades mad amaJAflHcalLa unless WA‘RFEunnu‘eJ are 7-H five sqmtlefIJ‘47-’£7_ (mcl 'HILMS k4=kzad$a) Hawtuer, sihntims in which ‘Hne ’2. waves knife +412 Same ampll'wdes 3 fi-aquenéfes core cmman a * r1: 1:. _ wmiulTnEsingLst afieh‘i'fan +5 +5169; sH-uni'lms ...
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p2c-s2008-lecture-6 - I awn-Pure é DGEEIQT lit-(:ch...

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