ph1120 - prsep.files.wordpress.com · o do bauq yhau mauney tra clou acd, ukau èt khoouq l. vector...
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Duong C Ling dieu la zto'vg og wa hiep e e taí wei Beu
Oua otruug vd phuduq Cua vwc-or dfley Co D , Chte ua fu8ua
die a okieu Cua D
)Su kae whu gida ple fusug uc dio trub g Va pho tiong
Cw une dian Kli di qua wd pha tacl, qiua hai uor tradvey pho
Cu Ca uoua Catu uu ena Rien tuc Pho
hai wor
Cua aovg
Salc i khong i'an tue .
Tkouyoq Cam ung ten qua dtn ti, 9
dd = D.dS = D. ds. cos
Tihe +Yet ds diau kt8ug vactor pha uyeu ra ngoar M
Bu r �ien houqg quu d'S Lds Co r2
1 ds.s do=D.A S.coso=
4T
d .d ve d2 =dS s.co$o
4 Trong do dQ = 4T
Ly ich pha do = |d2Trong dodQ - 4T
4 T S
S)
Vau di houg qua mal kin S chun dia d q beu tromg gay ra kai
Veh
) Baur toan tAp dug lR O-G gDds =q
D.R.AR = AAR al MD R-0,40m 0,00t
E= D RL L50 c = 5
a-2,16Cc) 2T6ERL
Thay F qE 208. 0"() F
au A)
Luong ole ttan la hi hai leu hidl, tew o do bauq yhau
MAuney tra clou acd, ukau èt khoouq L. Vector mo mout kubug ouc
ia da trua cuo tin, chee diao aa ug ac ie Pe
P Cua
Cuc
dian dac
Tu E Xed M nam trae truMg tne oua L. lod= r)
Va r d aco
v CoSd=
x
er .Do rr E 41E r3
3 4T6.
hay 4nG,E M
Bar toau+G ki q,4, � kadug ale de
Pq. P=q.l = 2. 1 C --6.16e
2 1B-- 2.4o m +Do 2r Suy ra E & iay dal aí M
E = Curg p hbug, ngüee ehiau
De oa E = k, (thue ))= 4J026 (343
400 V/
+Dien howg quc qua mot Mal inbang toug dal so ac e thd
Chua trovg, mdkin ayi
SD.d CS) tion D, suy ra
Mt phavg vo hav id. iau du (R7o)
Xel dion M noi traa cauy Ainh tru mat Gauss
Cal vuoy qoc ae phäng& C
Thuo 0Gi Cs) ASo
24S = D. D= =4 2 7 2AS 2A S
26E
Inadq hey kloaug ka qia 2 måf Ctu atiau ), Se dnug nq|ky chevg eh
tien tru ng:
ED
6,E
2 Ba toau,
+i md pha a ckog dha oua
Mad p nquyos Veu khoug ovd at ien mal
Mtrom bdw kius a gay ra taí M vh md
E+ vi E E-Ekhi do
Ma E=
2 26a. 4+
au4)DIe o_G ien ho qui qua mot mat kiu Bang g i Bo cat dia tic,
okua roug wa kiu Q D.a8 2a; (daug tia, ph�v)
CS) A(a)
div D- (clowg vi plh
Mál tu (beaus kist, e) 4d, des Qyo
Xet M mam treu mal ouss (r,R)
) m beu
AdR D D R
dio rouq ubng do
Bar Heau
Tu try Bar HeowThee ) to t
.e The ) tE = a heu rng ndvuy roug kheinq glaw
tu
So Lai co: = V-y= Edr . P
4
E,-398.0 E HOT = E.r. - 38A0.qa4S,ln
: 4,So
U 400.(Y
1F
Xet tten hcl q duuy yeotuo ra zioo N
trúdvg E M
+Dieu tid, g, did chuzain tu M2N
9 chiu tec duug ara lic i.k, otia F
E
CGouny: d- Fd - 9 E. d= , EL. cos
hay dA91 de 4T6 2
Gng: A = \dA - 4T6,E r Jra
A = 47tE
dy Cuor, khoug plu thuoe vao uoug E
Bar teo a)Xet M wm tre rung true Cua AB
94,-9 TH: 1=a ) d= 45
AB 2a - 2 k.cos
MA E E, E, £=2 Cese M
MA2
2 a
b cau a) to cabuq ti t ta Adie rzo tneng tre
2k9 2 K.Sin W.coSX F 2kq.oso
HA2 a 2 Khi toE MAd A
Pian teau diena hi &vat dau i ki hubu un pa
icn dung tu phoua ga 2 Mmalphid, dieu -&
Tad: C vd uE. d t E 66.S -2 66.S
66.S d
C
du u Cu Gana 2 R ao u tich dien , -R
(8-A) A66.2
4T6,. Pa (-a)
C
2)Bar toa )Tatd: dA = -q, dV = -q-E dr) gEdr q24) 40 dh _dr
dc Ma
day& Cig: A-( 9 A = 5.M'J,
Mat dto iar dar a a day . C
-2.40 6,£.A 48,86.10S1
Diba Liin Cau bag tiub, zfito
+Vector citiq dö ztieu midng trog Vat dou (kha hne ) bomg khoug.
tro g)0 tlai mei te trau bi weál vt dr c Go ; E, = E
Adduq tis trivg vuog gec vdk bë not vat da wo chiem
4) at tiub chat cua vat dau tid aen Cay boq
) .Vat dou la vat taig ha ( ben trong E N
N
Trin be w: E= {, EL ua! otgewo tie
Ap duu d le rauss taí A a ba roug vat da
6EE4-9: De E -024 O
phan bo di ic, phu thucc vao aul dau� be ma
Uuq cluug May phat tiuk zha Vau de Grof
2) Bai toa CGa a: 20 9 Theo dinl, ky 0. G EEE.d=
Cau a a20 a)E =? (2)
T3 ) va e) £E E. 47. 416,6
29(8)- s Co
Ta ) va 6E A
E4,5 M V/m
4Dnla tadd m troug dieu tni ug la zka l2Ba tri 8tbau
Cong Cuiaae tiub a klu did duuyn d dieu id 4d t aiee o ra
Ka vo Cuc
ughia; D trung cho ztien tnadug tai diew dave not .
Inidug hdp k di hd phan bo ro rac
AN
9olien hi qiua cuug di pT v� io Hha.
+Yes M RN diáo tlvg VedVldV>o) troug Vdv
Coug ue lac bT Icki di dhuy eu q, t M>N
dA F.J-9,. E. J %.E. d. tosp N
Ma dh4 v- (Vndv)] -9dV E. d- -4V E. dl = E.dl.os d --d V <0
Ces d co 9o E kakq vë plia zies hi giau
Calu Li, plu ug di di dhayeia ode coE.dl.osd = Ep dlr - d V
dv ay E - Vv dt
Caibng dtiu triia tal d iu troug truoug sobaig t biay hie fi ta triod u vlo avg ad lay doe ho pleip heyeu' v u eg
qua diu to d
Rar-odn: +Chia voig day thoul oae pkau whe ge ro dV; dV=, 4 Tig e.
Q
Hhe 4a do a Vosg doy gayra i iV_ 4TER
au dD:A) Ple ziay mo
tHien h8ug plhais auc hea o; la qua trid Tai plév ba e tie hdd be
maB troug mot thauk, id, tien
4)Vec-er pliu cur dan d a trag elo t phon Cà áien, le = 9.d
+Len ha qià vector pcdum va met de die ticl, kiin le:
+Xet dies mor phav oue vae diey tid tro AS kato. AS
Pe A V
treug d Per=As d vä aV=AS. d. cosA
Ad AS. d.os o Cosd
o- 2 y
E-5 u-Ao0 V
D- D-6,E
Ma D-E,E. E
E d
ta tusc2A0
17.10 C/2
t: W-,Y4 Naiuy kiong thë ng tu kie keu hih iau
CtOn n diu hidk dieuu Neiy ling W= 2,1
Naug ionq ca M + vat dau mug #ieu
WEvAvjhvev (deR-CVsw-cv-
Nav lideg hu diae W : -
Bai toan 4, 5A6 c CA86F
4 (c
U- 246 V Diau dug C toS C F-9,8 46 N E S
d--?,&4) Dii icd Q= C.U = 3,64 AC
SAtden
Cru12 Naog i ug chitu tmisiy Ctia h tiie pheiy d. tie
Ndog d. tieu
Woy2)R(V-)- LCu
)Nai Jong treg tte cl, h W- Ctr=(&E)S
Navubuq tu
Nat di vug kuong hitu uibeq. tv= kEhry to EgEED-ED
)Nauy ig diau tuig WodVJ6tEAv
)Ba feaua) Ap dug d[ly f ai vi tr (o 3 cuu
RS cus:2 n&RS
a)E-3)- E 13.1o V hv
Wi) b) Naiug lucg zia troq beu romg qua ta
d
au431 )DIR Olm daug viphau
Xet toau Aay dau toto du dl, tiet din ds, toR
Ch dau k V va V +dV (Vtdv)
Ta cédT V-(V+dVd -4dV e EA R
Cv
R
dT E G.E AS
S-ay 15-dE ouh cac hien hok
b.Nquo diiu a ngunn trudng tie Co há nag u Cac chie hd
(t) he ho Co hap den nd Co e cao, ngide hia åien trmii
Soa nqun A
C)
(C) CC)
Cc)
9)hai ea B- 430m T| Suet tia tong Cain liuq Xuect kieu hog ma d
8& d8. Xut ian a-g ma d
- 430m
-ASDmw dt
YmS
a)- E= 043.0,45. =0,129 (V
) 31) Drig c I/R = A29 as -4940 A Cia ugiee koH
Chus e))lL Bict-Sa vart- Lepkne
Dai Aidng vat l de phain t dog dieu uro ra hi d dl
yi t rong l ag qi ay bao quidw, da ming ho ahhuey a
ua rg qay bo phau hi doing chá
d- Jdl SinB 4
dlia day Hhrand, at phan h T.clt ne ra el8
1.dlSn 2
bTrubug do dbng zhau hcan tao ra
r2 M A A AB
nco Siub= tes AN = a. aftoma) (os
ter r= tos
Cosd No (Si1 Siw 4 4
b (s 0 Dayvo hes tot0
) 2)Bar toau (2 Vocto r amuuug ha tai 0:B-+8, t
20 Cp 6)
47
B6)2 B- 4b 41.0,05
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huAS)Dong di trein +lci dauy dicn tran la do a plian te d dhi d e had.
Ap duq d fe Bicl- Savart- lapla e,
d N.A SinfDe e-1, (4i1R)
M
dB k, J r
(0 I.S voS-h R
r-(piy2 r (r) 3/2 4
Tal D (h:0): B. = M 2R
Tai M (72)8 MIS 3
) bai ec ( mit ul tai 0:
b 40 m
TA
&0) 4T A0 -621 T 42.0 D4
4.2,002 B 6,1840T phutn tu te quy te bu tay Ph
Qu A)O0l Au pere tGieu lat 6RA f4dcos , )
CC) () bedou tien T
Voi
di lá dii diq pleiu ti ldutig) at iun bat ko
ngli i do bie te tri g de davg dieu qay ra et alt be 1
C 1 tronq co cu tO day iudh uen
C)
II -i = 0 H-0 T hiig CuoVbun 0
Co l-0,l hubuy ben trou Ccv bang 0
Xel Auouq (ag iC HA Z
HR N. N Ta trusg at keshong kng Cu
c)
u truowq tua tu day d ye A
+ tron ben ngea ty = 0 B-0
Totruo q og lag bbtst
H d-N.2> . ( i 2 de
ab
NT H.NT
2) ba toan R- lcw
1 20A Ap duvq, Apere ta
a C
b4Cvw
n.At= 21, 0
a) R-A Cw H 0
b) R 9cwHb) R = 3aw
R 6w H I(R) a-4)
2.3 4.403 6-4)
44,2 A/v
B-a2
cR CcuAp dug d A pere a tó, HA 2i
53 A /w 2R 2390 6
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THcng la Hhc ng Juicvq du vy Su d qua uet eliei tid. S
c)D/ Gi, T Hhng leau phaiu qui qua wot wd ki (s) bat ky
beuy div B.dV o hoc diV8 : 0
(s)
y nghi chukqmaink ti truoug C tiu dhat guoa
Bar Bartau b-0,5
41 A020.2 lw 42 - 14610 W
Chu Cung cuag, dqian Ho tao wwguay va (ng
Al5 o31, 23J0- 54 b)
kli ell phi dovg Jdi tovg H ni
Ohiu da duqd he to Amptre
df-JA A3 3 vecder dF, I.di', B> tomm diau unu
4 he duug ku kt dico tid, diutyein dong
clto J.S = yq0.S > I.dl =, Sl qe -du.9
df-T.di AE. hay df- 1. de, B.s TAeo le Ampere dn iu hd df- duq..B. S o
d q.6,R Su hayf g6n8 dw L6 oie tid
a tcau TateNa l vq ti giatec = dee y
2le 1810 m/s V 2
8 T a B.a Iciud quy vo dhuugein tg
) (-90) T-7
i D6, 6.10 e M.Eple B R
el.5 Do
tChu Ic T W WL 3S,4.10S T
b cw kind dao uci dcR M Siu . = 5 33 J
qu Ii 354.b
6tu y iT U. Sivd el8
Cau A3 ) Naey küoug hi trub dW= L.i.di
4)Nay i
W W faw SLidi L
Naug N
Wh=SdW dV M
H =
Bai toan
ol-0,3 mv I- 0,4 A
)Sa lep olay can CuOn
Ta H NI I n= Hd20 Co, 03 J0- 0,
Nd H 200o A/wv
2
L= . N.S Pe. h - As. H
d
Md ti NL W= jH= 5.4.3,44.1oe0=S/
Cau 901 aui
)Etg cát uq dicuu hi Aa Ata xuat hie trtn4 n1ach ne deu a
uirg C qua cua qua rid bias da he theinq cua nad te
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Cua t honq&iuh ra nd
bian i en a chong
Totco N iuq kucng Ctea tae ra h Cug dA ua bia hia. h hoq
da -D d 4
+Bi 4hue Seld au uh
7 dt
2) bar todo, Suat zlieu onq ca uq Xuat hr 2u trona lchaug 44
E-4E ndy Co. . S tes (4s*)=, Sests 4,4 2
S HO0 cn T
a q
chag uay Suat Suat zteu tto ca l
IE.I E fu. 8.S - ,8.S 18,84./o
) tw O VS=
Hac h8q ti Gu, ty Biuh a ebug iet tu Cau treg macl khi h+-hon
que madd. ber dovy
+S4 hu Ca
d (1) d dt dt dt
Do 5dI- L.1 Do B I
UAuq dug
2)Bai toan, a ya N ae L M,N
S 200 V
N LL S 4 T.Ac . 20 0. 3.A0t
S
) Naig Aie ug h tr udhng W L- w. V=w.S.L
2wSt 2
. 3Ao 4,6040
E AE, 14 0,8.A 0 A
Cau 23 Liuan dn M
+) phat bieuBat lky met tt trutiy «o bia thi a thuo ther Gian aug Sink
ruon ytey T. XDay tPhau
bid cti tru rg in va dia truorg May
7. Tink
Co adi nh nhing to 4e di chuyec C ztinA
Dien Dien ticl. hep kis klang klep i
) . A40
ig kli did dujin . t.dt -0
dien hcd lae ra doy hit c Lby tee tm dog zieu
Ket qu
Tace - deadt (SEAS dt s
dt (c) N EAt
Cc)
a)Bar toc
A Ma E U.os (w+)
hiu 23 ) ch MX
+Phat biad bat kq tieu trub nao bian d Huc he: qita aig Sinh ra 14
4Kn dong dien cich Aa clong dtieo rucng bieuhia The e he gian
phan bet deinq da va clonq dich haf
Do ng ien chd a8 bias i tu ou he rat
4 J T, d- S(5. a)4 HA
. Deey tia: dau ku deng ec et maq tleu tc ra
S
() Ma
)Bei tocvn
3.E Tate Pdas max 45.40>
62 40 o4/ CU 45 Ao