Lecture5 - MAGNETIC PROPERTIES I'm 3‘ch(J Maj'my‘(My if ij‘N wAy BACK wuqu THE LDDCSToNE wAs Fms‘r USED A A CoMpAss so Fora HISTORIC

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Unformatted text preview: MAGNETIC PROPERTIES I'm 3‘ch (J Maj 'my‘ (My: if: ij‘N wAy BACK wuqu THE LDDCSToNE wAs Fms‘r USED A: A CoMpAss ,. so Fora HISTORIC REASONS I mu. scam w-TH MAcINE-HSM —, 'DIELECTRICS /FERILOEL£CTRIC5~) UPT’ICS . FOR EACH PILOPZIZTW CATECzoru] , 1 vmu. BEGIN VUITH A MAcrLosccPIc. ram-mam FIRST THEN DI;qu Imo A MILILOSchIL TZEA‘IMEMT. fi-IE mosr Dmecr MANIFESTA‘TION 0F MAqMETIS/vx LS me ForzCE or: ATrIzAc-nom' on neeuLsIoN BEToOEEN‘ 2 magnets; Ti-IIS' PHENOMENA CAN BE Descmeeo I33 AS‘SMMINL} THAT mane AILE FREE MchNETIc. POI-ES on EACH END OF 71”: ‘MAC'MET wHIcH Exarc‘r Fences on on: ANCTKErL [masc- Ponies Ana CALLED COLLLOMG cor-(£55 ,N AMAwGY Toma Couwms Fence Ban/cam 2 cmijS. REMEMBER rHOtMlH THEILC- is NI; Sued THIN a) A5 A MAqNETIC MOIOOPCLE . 7H2 POLQ‘ALLUAVS Cth In Plum: (wHA—rH/‘ppms WHEN w: Mam A [MAO] NET?) . THE ABSENCE cc: MACiN‘ETlL MOMCPOLES IS‘EuID‘EN'T IN THE 9ND oF MAX’WELLS‘ Eaua‘noms ; ‘Z-E = 4"? :2 §=-§— \Z‘é =0 1 \2. .13. =0 "14.6.2 I QxE (1.1: Fafhclmy 0x6 : , LEE~ 4 Law “‘ -- M 7‘ H : '77; - .LQB .4- 793 , 2G ‘- - 1c reg; m L‘s—‘flolrfiég whim t1=gir§ ‘? Q‘ifi PARADM/Cs LAW: NCIUVIAL chmmEm‘r OF B FIELD PAJ‘SI‘MC TH'IZOUCIH ANAKEA INDUCES VCLTAG-E Amwa- T‘I-Ia (1.05% D PATH AB cuT "THE AREA AM PErLE 3: - ‘ - LIA/m . morLMAL L5.MpoIdE-‘T 0F- Vi] AN AWE/4 G’IVES .2155 7-0 AnomND'TI-IAT MEA . pASSINI" ‘THrLcu H a B FIELD cnuuummj- IMAon cm, :2-§=o——: o== Crms‘rhemm 4 8M: ‘THA’T 'THéIIL-L‘ Am:- No Summer 5;; Sllum‘ 0F MM1NFrIC FIELD McM‘éTHaLC-SJ i ForL‘rI-IE SALE LN: E‘PMNAT‘ON “’5 ‘N‘u‘ numb“. TMAT THUG I—‘IC‘IITIOW‘ .WNUPOI'EJ‘ 3057 77> BEVLWE‘ EXP’LW‘O‘ [2er E11th $1 Yetta-ME. LE7 LU ASS LIA/IE 2 NET“; POLE, wt-IH sir/I'M?“ P‘ and P2 ISEPAI'LA'TEO 137 DIS‘7ANLE w, THE F-orLCE EIgLrLTEO aw (we a- ‘I'Héo'merIs: F = Lt LCCT'VJ : L31] .rz Wu ‘P z ' WE CAN7HIMI< or" "mu A: 7112 FIRST FOL-eqewenATzNI'a—A mew-e71; FIELD I’m-{(0% IN 7mm. Exams A Forms 0K. “GMT: SECOND POLE: F: 6%)!” = HP" “Hind H’fi Lou] A FIELD OF UNIT STIL‘CwC-(TH IS’ ON'E WHICH Exaa‘m A ' fiance of: ONE Dyms on" 4 umrr POLE, 434‘ 4W0 " L Now C’c‘usiDEZ A MAC’N'ET WITH POLEJ 0F sway-m Pi =I>z =19 LOCATE—I) NEAI’IZ EACH END : S’EEAKMTED 3y 4 DISTANCE 1'. 1“ A MNFCH’UVI MAqN-E‘ng new, "THE TorLGJJE ACTINGV on THE MACINET , ""1, _ :2 ' - . , ‘~ ~‘ t\:£ x t x (3...)(FHSInL9) r%2_é%l‘ldin9 Z ‘3 MHSIHG 2. EXPE/QI,M'GI\FIA ‘ w Amzrwt-‘T ‘P amd JL comma-r BE MEAsurLED 8m MAqI/v‘e‘ng MOMENT CAN NOW LET “3‘ "WWW 1‘0 FIND‘Nfi W12 emanqul EX'PREJ‘J'ION THE boom: Don: [M ’TurLNINCI A MWNET ‘mmIquAM AquE d9 AGAINST THE FIELD; om: ZCFHSinB) (LzMB [Innis] So IF WE TAKE THE 2am or Emma»; n5 ©:ci0°,'THEM [91: fmFlSIneHe’: —mflC¢59:L’;\jLer‘3$J E M- _ ~. _ '2 I _ I . I . 5 S {Hi/vaguan MchrNT DEPEMDS L W quPLE- SIZE ,50 WE DEFINE 'THé‘ EXTENT OF— MAcuwr'I—wnmm - Wing-4T [09] M46.wa REVIEW - PHqsm 73 J}. Ivaxl’w‘jjs 174$; J A (fiikfififfi a’exwiflf 5:, 12¢ f‘ ’3 [a] mm _,, , u,” V. , ,v H .,..‘:N.vf:..‘» w » » k - v ' f" ' " ‘ w v ‘ @ V34, ’4 A I ./ \ I} L «j “A E g: 1 ' A _ m ‘ = ' _‘ t ‘ =- w; z. . ) Cr .— - < . ‘ ew- W x i; H L finaigaré‘rm ~ m 43"] Q a MC . V . L,U>:'r‘gf::‘.:w’¥fj, _‘ .4 A ‘ ' 1 charjes an? sauna; Cmc/sm/w (ye/Para: {weld = ‘jlom 'H [81.] a. MW 0 A ._ . A ‘ w— . .,. . 'V'E d"'= ‘ av J§«dA=J+-r JV 9 , g 4 VJ )v 51477 ~>A Iffi MfMI—k- :zzH . .V ‘ G fly-“IchtmgL _; , .. . ‘ a ‘5‘)“ jfi‘i'flr 7 @ $316.5:0‘ £fi4~§=0 _ detifllw- ILL 99m¢7m22fi24a M 4— ‘.-,‘ . t _: _ [firzr ‘3 8' -L ‘ L Jt'fiBMU‘: 13"”:0 ’N V T4112! am A,“ A a - [Lil/W an o( —— @ q. Q X m ‘'I .‘ b Q) l~ I <3 x 'l I I .3) u. a? 2 l'ncLuLZa ‘ " nu. “to _— ‘ A 4 I (/9 a? = 1&1; LCM] 7. . , C” dtsmfl “I [51]}. M $9..qu 3- (bowwa l3 %va—» a i 7' m J 1.; VOW LE7 (AS CONSIDER 7H? HELD A ROUND A .144 CINE-“C D‘PULE W‘m" MMVVET‘C MOMENT m. IN THE lerfp‘mA-T THE DlS'TANCE r Fnom MOMENT ‘5. (“Angle mgB‘AnebTo 2 THEN H .x .21 n9 - “"3 / V ' 5° H = -m / ; 9 Hr : Pwse _ 212i z ‘T 54%)]: [rr‘aQflT ‘r‘L- JET . G 1/2: S'mg rml msmg He = 2 P“"__.. [ W]: .___m .-——w “Hm/4) v‘ v“+ (9%) ( “WW” “r3 H is {neg/0:1) AT AN ANCTLE (Suzi) WHERE. 2 1' 7712 EXPRESSION FOR THE MMTUAL POTENTIAL ENERGY FOK Twc MAGNETS Hr / i 552 / H 1/ 3 1’6, “95:3 THE HE“) 4T m; , PARALLEL. To ML, AND DUE Tom. is. H” '= Fir-(14.39; ‘He wS(CI\0"[email protected]) 771E POTENTIAL. EMEILCH OF m; IN THE FIELD OF m.: u: -m (Hr Ccsgz- Hamel) : ‘m'm‘ (2w:9.cc‘<92“5.‘"9'3"”92) IN aEMErLAL, v-\ .4 z A f .1 Hd'fme - -m: 1-30" : )r r5 How Gan we ewenn; MAGNETIC HELDS? ANSWER: Movwe— CHARGES on mmuaxrr'. Rama/meat Bdo‘T-S‘Avsz’S Law my: - , ¢ -5 Jr 1 1E ' A ‘ “ 33. a :36" or: dB _ ‘Uy LCubj 142 Now d5 = id: snug; swce Iakrfl:dlsm‘$ 'r . __ Id: , AND swce Snn9§ -= case , dB « C r; st THEN SLAIVMMINCT cue”. ALL THE aman ELEMEN'TSJPOE NEED To ILELATE 9m {1, L:T«n8 A)! = ‘SAZQde: rlde ‘ .3 ~ 332 3‘ .. . _ L #49 1 IHEILEFOILt dB « C r2 V L659 = C 3 C659 0 9; e B ... l- ‘ V2 5 - fella + f :18 = “jasgcléri J «4.5940 G. O c 9| +17“ 0 .- ‘ (Sin94T5;n%2) C l2 IN MKS! C r 2 A g . 7 - 01§ = L x r (guswzcunm 13¢1~5W.:1‘3{Mg5 Afr; ...
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This note was uploaded on 12/09/2011 for the course MSE 117 taught by Professor Suzuki during the Fall '07 term at University of California, Berkeley.

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Lecture5 - MAGNETIC PROPERTIES I'm 3‘ch(J Maj'my‘(My if ij‘N wAy BACK wuqu THE LDDCSToNE wAs Fms‘r USED A A CoMpAss so Fora HISTORIC

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