ĐỀ KIỂM TRA 1 TIẾT VẬT LÍ 11 NÂNG CAO

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Dtr^ THI HOC KY II 2OO7-20A8
vAr L* 1t r{Ar{G cAo
' THdI GIAhI 45,. ng I

MA phdng

Sd thfr trJI
'6m t h i

lgi

lCno hai d0y d6n dAt gdn
nhau va song song vcvi nhau .Khi co hai rldng di0n cung chi0u ch.i),
(-.1ira thi 2 day d6n
.C.
A. hirt nhau
B. dh1 nhau
khOng tuong tac D. d0u dao dQng
2l MOt Ong day dugc cu6n bdng topi day ma tiet diOn co ban kinh O.,smrrl sao cho ciic \,ong sat
/
nhau .Khi co dong dign 20A chay qua &i dO lcyn carrl Lrng tu trong long Ong day la
A. 4 rnT
B.BmT
C. 8zr rnT

D. 4r m'I3/ 1'rong mQt tu tnrong co chidu tu trong ra ngoii , mQt di€n tich 6rn chuy6n ciQng theo phLrrng
ngang chiOu tu trai sang phii .N6 chiu luc Lo-ren-xo c6 chiOu
ri A. tir duoi len tren
B. tu tr0n xudng duoi
C. tir trons ra ngoai
D. tu trai sang phAi
4i Ilai di6n tich Qr =701-{: vit diQn tich qzbay cirng hu6ng , cung vdn tdc vao rn|t tu trur).pg cl6rr
.l..trcl.-o-rcn-xcrt6cdunglAnluqtl€nq1 uirqr.laZ.t0-8ttvd5.10-8N.E6 loncuadignriclrqllii
A. 25tr"{'
B. 2,,5 ptC
C. 4pC
D. t0pC
5i Dong cli0,, .ttLr-g o kh\ng,xuAt hiQn trong truong h?p n?o sau doy '7
A. Kh0i d0ng chuyen dQng trong tu trucyng Oe, c6t cac dusng sirc tir
B. [-ii nh6m dao dQng trong trr truong
C Kh0i thuy tinh narn trong tri truong bi6n thi0n
D. I(hOi thuy ngan ndm trong tu truong bi6n thi0n
5i Cho rndt ldng kinh ti6t di€n Id tam giiic vu6ng cdn, chi6t su6t 1,5 dAt trong khfing khf .('hi6r,
mtit tia sirng don sic vu0ng g6c vdi m4t huydn .r.iu tu* giac toi mdt tron-e hal rnqrt con lti thi
thi iia sang
n. pf,an xa todn phAn 2 lAn vd lo ra vu6ng goc voi mdt huydn
[3. phin x4 todrn phAn 1 lAn va 16 ra v6i goc 450 6 mdt ttr* trai
C. 16 ra ngay cr m{t,trhri nh6t voi g6c 16 450
l)..phtin xa toin phin nhiAu lAn bOn trong ldng kinh
7/ Qua thriLr kfnh hdi tu , n6u vdt thdt cho 6nh io thi anh ndy
A. niirn truS'c th6u kinh vi l6n hon v4t B. nim rou tf,5u kinh va lo'n hcrn v4t
C. nim tru6'c thAu kfnh vd nhri hon v4t D. nim ,uu tna, f.irf, ,a niro tlon 'rrit
lti Qtra nrdt thfiu kinh co ti€u cu 20cm , mQt vdt thdt thu ducrc rndt anh cirng chiiu bc hun var .
circl-r kinh l5cr:r .VAt phai dAt
A. tnro'c th6u krnh 90cm

B. tnrrvc th6u kinh 60cm
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D. trucvc th6u kinh 30cm
15cm
C. tnroc th6u kinh
r
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9i Su di0u tiet cua m6t la
A. tha-v- OOi OO cong cira thriy tinh *re 0C anfr cfu"v4t quan s6t hi€n rO ndt lr€n mdng ludi
n. tnu.r- OOi Auong finh .,iu con nguoi dC thay d6i cuong dQ sdng chitiu vao mit
c. thay ooi vi tri cta vat d6 inh cria vat.hig.n 16 ndt tr6n mdng lui{
O. tt'ru1, dOi tfroang c6ch ttr thiry tinh thi5 d5n mring luoi d6 anh c[h v4t hi€n rO net tr0n
v6ng mac
tOl Vtqrnguoi co khodng nhinro ngan nhAt c6ch mlt 100cm.D6 nhin dugc vdt gAn nh6t cech
mit 25cm-thi nguoi n6y lf,,ui deo s6t *6t rngt th6u kinh
B. h6i tp c6 ti6u cu 100cm

a. frraniii c6 ti€uci
-.. L

c.

phan

ki co ti€u cu

1gg.*
Yr*
J

l/ Mgt nguoi

deo s6t mat t.K6t lu{n ndo sau d6y ld dring ?
1

D. hoi ts c6 ti6u.u

tu *1,5dp thi nhin xa v6 cirng

sr*
3.

rnd khOng

phii di0u tic{t

-.)

A. I*lguoi n6y mdc tat c0n thi va co diem cuc
'3 viSn cach mit
/

B. Nglrsi nAy m[c

:m

,r)-

€t viCIn thi va di6rn cUC cfln cach m6t 1n,
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am
Fl

C. Nguoi nAy mic tflt can thivd c6 di0m cuc cdn cdchmdt
w-r)
,I_r

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D. i''{guoi nay m[c

4

$t viOn thi va diem cUCVTA;cach mft

:*
J

i truong dAu ld tu trurcrng mi c6c duong sric tu ld c6c ducrng
B. song song
A. thing
" C. thing song song
D. thing song song vd c6ch deu nhau

l2l f

.1

l3l

NhAn xet ndo tuu Oay tn6ng dirng vd

cim img tu e(o vnDt'laitnabD,l

A.E6ctrm1gchotrit$*gv,iphucrngdi0nt6cdunglgctu.-l-I.

B. Phu thuQc viro chi6u ddi doan ddy d6n mang ddng dien d;Lt'tnon.ilurTsudll
C. Trung vdi hudng cria ttr trucrng
D. C6 don vi ld Teila
14i Phuong cua lgc tir tac dr,rng l6n dAy d6n mang dong diQn khAng c6 dpc di6m nao satr ddy ?
A. Vudng g6c vdi d6y ddn mang dong di€n
B. Vu6ng goc vdi ,..to cim irng tu
C. Vudn[ goc vdi m4t phing chfa vecto cim img tu vd dong diQn

D. Song song vdi citc ducrng suc tu
l5lMQt cl8y d6n mang dong diQn co chi0u tu trai sang phai ndrn trong m$t tu truong co chi0u
tir duo'i l0n thi lpc tu co chiOu
B. tu tr0n xuOng ducri
A. trr trai sang phAi
D. tu ngoai vlro trong
C. tu' trong ra ngoai
161 M$t dfly d6n tron mang dong diqn 20A , tdm vong d6y co carn ring tu 0.4 n lff .hi0u dong
diqn qlra vong day giAm 5Arso vfi ban d6u thi cam ung tu tpi t6m vdng ddy la
D. 0.67r ttT
C. 0,2r $
B. 0,5 fi pT
A. 0,3 n pf
17 lMgt nglroi mit tOt ( di0m cuc can cdch mAt 25cm ), \/dAt m6t sau kinh lup co d0 tu 1{)dp rn0t
rtoan 5cm d6 quan sat v$t nho .D0 bQi giac cua nglroi n8y khi ng[m chung t di0m cUC c0n vli o'
di6nr clrc vi6n lii
D. 5Al7 va 250
C. 3 vA 250
A. 3 vA 2,5
B, 10 va 2,5


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l8/ Khi dd lon cria cdm img tir va cudng
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len ddy
tic dqng t:ddn

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-lt

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dong diQn qua ddy

A. tang'2 l6n

1,

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din tdng2 iin thi d6 l6n llrc tLr

,

B. tdng 4 lAn

l9l Khi cho hai.ddy

d5n song song ddi v6 han ciich nhau a , mang hai ddng di6n cung do ltin i
nhun-e cirng chidu thi cim ring tu tai circ di6m nim trong mdt phing ch$a hai day'va chch deri
hai dAy co gia tri la
ju2a
A.
c. 10
D. lo
201 Mqt kinh hi6n vi : vdt kfrih c6 ti6u cu 0.8cm , thi kinh c6 ti6u cu 8cm " hai kinh dat circh
nhau l2.2cm.M6t n-euoi mit t5t ( di6rn cuc cdn ciich m6t 25cm ) d{t mat sat thi kinh dd quan
sat anli .D0 bQi giric 6nh khi ngim ch*ng trong tr4ng th6i kh6ng dieu ti6t la
A. .10.02
B. 47,66
c. 13,28
D. 27.53 t
2ll MOt kinh thieil v6n : v6t kinh c6 ti€u cq 1.5m : thi kinh c6 tiOu cu 1Ocrn .M6t ngucri rndt tirt
quan s6t trong tr4ng th6i
di€u ti6t d6 nhin vdt cr rit xa qua kinh thi phai chinh sao cho
lh6.rq
khoang cach giira v4t kinh va rh! kfnh ld
A. 170cm

B.
D. l50cnr
C. 160cm

o

"7y4a

B.ta'1Ua

11,6cm

221

Phit bidur nilr sau tl0y l) khOng dring?
A.Khi qlran s6t c6c v6t cli chuydn ra xam{t thi d0 tq ctia mXt Hng l6n sao cho i,inh cira
vAt lu6n nXm tr6n v6ng mac.

B.Khi quan s6t c6c v6t di chuydn.fi'*u rnXt thi

dO

tu ctia m6t gi6m xudn-q sao cho iinh

cila vAt lu6n nim tr6n vdng mac.
C.Khi quan s6t c6c vdt di chuydn lai 96'n mXt thi d0 tu cria m5t t[ng l6n sao cho iinh cila
vat lu6n nhm tr6n v6ng mac.
D.Khi quan s6t c6c vAt cli chuydn lai gdn mdt thi ti6u crr cfia mdt gitim xuong d0n mQt
916

tn xac drnh sau d6 kh6ng gi6m nfra.

Or(Dr = 4dp) dlt ddng trtrc v6i th6'u kinh O, (D:= 5tlp). chi&r t(ii quang he' rn!,t
chirm sfng st>ng sohg v6i truc chinh cfra quang he. Dd chilm l(; ra khiii queln-g h0 lii chirm sorrg
231 Cho thati kinh

song thi khoirng chch giita hai

thiu kinh l)

C.L=45(cm)

A. L -25 (cm)
B.
241 MOt

I--,

- 20 (cm)

llng kinh thtiy tinh

D.L=5(cm)
c6 chidt sudt n

= 1,5, det dien lii mQt tam giirc'.d6u, duoc dqit

lrong kh6ng khi. Chidu tia s6ng SI td'i m4t bCn cria ling kinh vdi g6c tdi i =30 . G6c lQch
sirng khi di qua

llng kinh.iA:

A.D=2ti08'.

l

rt

,6,

B.D-31052' c.D=471)

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D.D-52tr23'

25i MOt ting cl6y dei 50 (cm), crritng dQ dbng diQn chay qua m6i vt)ng dAy li 2 (A). Cirm
-+
(T). Sd vdng diiy ciia On-u Uai tti
tLr b6n trons Ong cl6y c6
A. 250.

cira
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c. 418.
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B. 32{).

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D. 497.

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h'ftit khung clf,y ph*ng nXm rrcr;;: ril' tr-ridng deu, ml}t ph*ng khur:g dliy e'h#a cfri: iirft'rng
\'
sft'c tir. Khi giim cut)ng dq) clbng clig; di 2lan ve tlng cilm rtng tr} I6n 4lfi"n th) mdmt:n lrfc rir
261

I.itc riung

s

I6n khung dAy sE

A. khOng ddi

C.

B. tdng }ldn.

t5n

g 4ldn

D. gifim Zldn

;'

21/ MOt mXt c6 quang tdm b6ch v6ng mac khoing d' = l5mm. Ti6u cil cria thd thii1, rinh
odi gira hai gi6 rri 12mm khi kh6ng oi6u tidt vd 7mm ruri aidu tiit rdi da.

rha3,

eidt khodng cdch rU quang r6m ddn v6ng mac le I5mrn. Mdt c(i hi r{r
*

?
A. MXr 16r

gi

kh6ng

g. i\45t c4n rhi

C.

D. Mdt Ifro

IrlIXt vi6n rhi

2Bl MOt ngudi c6 khoing nhin rd rirl5.(cm) ddn 50 (cm), quan s6t mOt vat nh6 qua kinh hip co dQ
tu D = +8 (dp). M 5td4uai tiou did#r.',1, kinh. Do bgi gi6ccfra kinh ti.

B. 1.5 fiAn)
29l Tr€n vAnh kinh

A. 1'= l0

.\

C.2 (ldn)

I[p c6 ghi xlC-, ti6u c1r crja kinh Id:

(cm)

100m)

B. f =
C. f = 2,5(m)
D. f - 2,5(cni).
nt wlt vi6n nhin rd duoc c6c vQtdlt c6ch mxt gdn nrrdt te 40 (cm). dd nhin rO vat dlt cfch rlirr
gAn.nhAt 25 (cm) cAn deo kinh (kinh deo s6t mdt) c6 dO q le.
, A:

{.'-

l'l
.*: !

'.*
&

D * -2,5 (dp)

B.D*5,0(dp)

C.

D , -J,0 (dp)

D. D

-

1,5 (dp)


Dfi KIfiM TRA TnXc I*GHTEM

M6nvarry $NC

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A

0el
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B
C

8

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Thdi Sian Idrn bai 45 phrit
(30 cA u trdc nghie m)

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I20

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D
21

22

A

23

2s120

24

I

Sd tht? tu

B

vra

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ong

C

D

rrtl_

ra"

ffi^,r"iluar
goi

theo phuong vu6ng

vcri c6c

I ru t.d'rs

irtrol;;;;i-:a;;ilt

trdn bdn kinh R=lOcm. 'l"inh v6n tdc cria
c6c eiectronl
cfia e=9,I.lo-,,kg

cdu 2 Hai d6y o6n thf

dil;ffi,oozi. -ffi::ilX;: [:;.r._3il,

Uidt:

"=_t,O.l0,,rC,

,.r,0, ,oqn,

vi

n'g aai song song
c6ch6huu rOcm vdc6 ddng diQn

*urreEidu
chav qua, c6 cudng do ra rrrz-riAnE-m
trong ,rilorrar,
mat phing hinh v6i6"i, alr aar
liarn na nim trong
dgng oie"n r, ta +cm, c6ch d6y dan
mang ddng diQn 12
lrrlg
lil6cm. C6m ting tir tai ,fid* Iv[ c6
gi6 tri nio

ilrr#.

-o

yro
'*

r

,u,
iafl
-ir.io-,,

w-5r

w
chi ra cdu sai r 'r
P ei"tri khdc
/

L-:.ti, me mOi it, tir.ing d€u t6c duns r6n mQt do?n d6y dan ti te tr,ran ,Ji
''
!Dd0 ldn ctia c6m rng
diQn r
/aaoddi cfra doan aa! aan nim trong ru
truong/
go"o giiia v.ctoivd

tir

/Ca"q

"

-"F;;dd jo;.*

.

/X

v6cto B'
rChon c6u
MOt khung ddy phlng nlm trong tu trudng
ddu, mflr phing khung chr?a c6c dudng
srfc
tu' Girim cdm fng tu di hai la'n vi tang
culng dQ ddng di-6n rrong khung l6n 4
ldn thi
g.^T:, ngSu hJc tU-t6c.d.Ung l6n khung se ta'ng ten
-

f?,in_
' c4g s' Mot

dirng

W+

h:I

rdn

fr6"tt

doan
,.c6 ddng ajen r aat'trong
chi6u dong diQn mQt g6c ,i. t-si tu
r6c dung tei

fia:o

ffi

#.,-l]'r[ p"

jrunng ua,

;#*

rdn

ung tu B'hep vdi

i aoan d6y c6 gi6 tr! I6n nh6t khi:

chum .,ro*,
rgn* r,u
theo phuong vu6ng gric v6i cdc dr"rdng
,,r"i,r

,

)aaa

ffi]'X .; .;; ;;;#i;H;,

"J, "a,

,-o.;;ffi,

m/.s .

cdn phrfli

cret

trang

1

',
g?O phuong, chi€u, vi ctrdng d0 nhu thd ndo dd electron c5 thd
y th*-netua vtng kh0ng giah cfia til trrrdng d6?
phrrdng ngrrQc chi6u vdi mOt lyc lorenxo vi c6 E=7dl0av/m.
{"Ung
flEcDng phtrong cing chidu vdi mOt luc lorenxd vi c6 E=6.iOovlm.
[tcing phuong nguqc chidu vdi mQt h,rc lorenxd v] c6 E=6.10av/m.
chi6u vdi m$t h/c lorenxd vd c6 E=7.t0av/m.
pd.Org phuong
"tng
/Cfiu 7: Chon cAu sai'
' MOn,en ngfiu ldc ti/ iir,.: clung l€n mQt khung diiy c6 db:rg ili6n dIt trong tU truong ddu
Ot dien ftudng adu

rc r,di diQn tich khung
rOgi6 tri ldn nh{t ktri m4t phring khung vu(ing g6c vdi dtrdng stfc til
t-tliuQc cUdng dQ clirng diQn trong khung
[yfrVhV
p ti lQ vrli cdm fng tr)
'etsg Uch<;n cdu dfirrg
Cf,lA, .ii, hlc lorenxcl tf c dUng l6n 1 aliQn tich q chuy(in \flhrr,1ng vd t6m cfia (idrlng trdn qu! d4o chi khi q>ti
fu nuOrrgvd tdm cfia drfr)ng trdn qu! d4o chi khi qC)
'fotuOn lufin htlCng v6 iAm cria tlffdng trdn quli,ilpo , i r i ,.
/Ot ,n rokdt lufln duoc vi r;fiya Uidt adu cfra aiQn t(c:h 'iir ciri6u ctia vdutoTt
C6u 9: Cit1a cdc electr{)n trong i chiim tia catdt c6 niriitrl.r tddng tdc'gi?
nl Chi cfr rfirrrg t:ic tr}
.- Yfjdi cd t$ong tdc dirlri
t!/ kh0ng r.:f: tr.Itfng tdc rrio cfr

Q"Oca ttrOng i.ric tliqrr vir tif
/Ca,t-l-QtQuy tdc bin ti:y trdi rlDng ad tam g)'/
pJXric dinh phrrtlng vI 'r;tridu cua cdm ffng t&'cria I ddp.g diOn
\O Xec Airrh phuUng vi ctridu cfia itlc ttYdo I nam chtm t'.ic dung lOn I nam chffm khric
tpXa" dinh phucrng vd qhidu cfia lyc tirdo n:Qt ddng dipn tdc dr,rng lOn mQt nam chf,nr
fu4ac clinh phucrng vir chidu cua lpc til md m0! tir truirng tac dpng l6n mQt dong diQn
ftAg-[!-rt ktrung rJ6.y tri:n bdn kinh 30 cm gdm l0 v0qg,(lay.'Cudng d0 clbng diQn trong
nr6i vdng d6y ln 0.3A. Cim frng til tai tAm cfia klrrrng.ildy c6 gi6 tri

Wi

fu

pri,sor
fio,zt.rir:6i
/ Ccn Chgn cdu df rr.s

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fr
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I']hrrdng cfra hlc Loren,rrl
n)ng vdi phuong cill vdcto cf,m fng tit
ttrDng vdi phrfdng cri l r16ctd 1,{n tdc cria h4q

,

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yz.so.l0--sr

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vuOng g6c'vdi ,;IUdfig srtc tUnhrlng trilng ydi v6ctcl yrin toc cria h4t
vu6ng.g6c vdi dtft)n;l sfc til vi t'6ctd vfln t6'g cria h4t.
chqv
-e$-u11: Hai day d6n nrang dpng cliQn co cuorrg dg I1;'i{
.3A
igY: ihq"
trong hai tldy dfrn thirrg rldi, songsong. vh c6ch nhau 4crn.'IJiri 2 dong dign d6liil-t hayTa)'
nhau vrii rnQt lpc co dg l6n li bao nlri6u? n€u dong -di€n n,r.y tdc dyng I0n I Ep cria di:ng
,

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iier'r.i.'."',ft[il;]r,

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Whttnhau viri lgc F:3.10-7N
//

r

dF :. ilr:'

r.u''

/ Wat nhau v6i luc F = 3.10'-5N
treng2

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cau-l4ilvlQt d6y d5n thang ddi cir ddng dign cuong
do I, ciim rfng til rai I'didm ciich dAy
kho{ng rc6 gi6 tri:

-

C6 dd-nS cliQn qua diiy l,ngugc chidu vdi ddng diQn qua d6,y
2

*

Chi cdn c6 I dbng diQn m{nh qua dbty Z
CO dbng diQn qua diiy I ctng ctridu vOi ddng diQn qua

B:.

diQn

.

d6,y 2

tic-h.tuffi,iorg

Vruc diOn rich drlng y6n
vinh cuu nim
nam ch6m vinh cuu chuydn dOng
/ Au 19: MQt 6ng d6y c(r chidu dai I, c6 N vitr{g,ltou"
c6 ddng diqn cr/dng d0 I chey qua. c6m
rlng tU tai rnQt ctidm b6n rrong dng d6y c6 gi6 tri:

tr^:::^rn:-

v6n

n

]Mzmudng Psovdng
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23:
(C6-u
I dfly oan th6ng dii c6 ddng

Nzsvdng
oien/nlm trongmat ph/ng hinh v6. Mr,Mz

oidm d trong mlt phfrng hinh ve odi xrnng nhauqua iav.
,e",o"oam rlng
niy c6 tfch cha't:
Y CDng"nhm ffong mar phf,ng hinh vC, song song c1ng chidu vdi nhau
'PCDng nhm rong rna r ph8ng hinh ve, song sont n*nqc chidu vdi ;;,
/pcfing vu6ng g6c vdi mat ph8ng hinh ve, ctng chidu vdi nhau
CDng vu6ng g6c v6i rn4t phtng hinh ve, ngugc
chidu v6i nhau
li

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hai

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CAu24,?tale vdc td vlirr tdc cria hat mang diqntg<(,
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Pv
*
/1trr--,.-B la vdc to cd m tfng tir

-*
eY

rX*.rrr-"S mqit phing hinh v6

vi

Y,I::.1*
Luc lorenx d t6c dung ic
W

rr hat mang diOn
Phurdng nhm rrong ,.,iirr ph8ng hinh
ve ,

Phuong

nlm rrong nr{ t phing hinh v6,

hop vtli nhau I ggc u
*?
'"1
q co:
b
*-)
vuOng g6c vdi ul.il ng chidu vdi
B'
vuOng gdc vdaB; cr)ng chidu vdf
v6,c6 chidu tr) phia sau ra phia rrddc
cria rnfrt

io

Itrhgrong vuong g6c
mar phfrng hinh
'r1i
hf ng hinh v6
huong vu.dng g6c
mat phfrng hinh vE , cd chi6u
'dJi
phfrng hinh v6

YTA:n:p

/,

1T
-t'

/"'

,

(-.,.

fi

phia trudc ra phfa sau cria m4r

cdc

y"r'iir!ri::.,

srfc til cria tir trudng gei li tU phd
9y1"g
vdi dudng srl'c ril tai m6i oidm ffDng
vdi trsc quay cfia kim nam chdm
thfi

c6u 28: Mot khung df,y hinh chff nhdt
ABCD c6 ddng di6n craurong I
tir rrudng cr6u c6
cinm r?ng
o rnen cria ngiu rdc tu tiic dung

"v.n
[:l*t*#X,fl.,'fr::':,'f"X:,ouons
-;

p v=ntirinio,)

-'-'

BrSsin0,

I caozg' lion mang oi(rn tidhW=
q, khdi rrrgng

pM=

g

H/M =,s

,u f\;r', ,";u;:;*I..
;;,ch2q,*rdir,rsng4rn,
:il'trhHJii,l:'.'.ti?,1*iir*;:i:,"1^ln::f,.f
vrruvri,
ugng vol roc dQ @l_2) trong til
-,,,,,
trudng n6i tren thi
m, chuyd

br{n

#[
I
;?#ffXr;}i*

6^aor
y'=

ao,11

o'a

;u,1

Do4n

trrr, qry

a*;;; *:

##,;;';
r,
;,:##;
i;
ffi:ffi,

*,,:,::"

oi,

'"*;;;;,tff.

go+N ,.
P=go8N

. ,@,

r6n

,

lr

doqn

ddy c6 gi6

fif,uoqgir{ tri khric


i-.

tt.

\\

Jcfz
---z
DE KTEM TRA 1 TIET
MON: VAT'T.,.!f 11 TdINI{IEN

\\.\\

\

\:Ar4

?

>.

MA iI6: B

*
f.

irt6t dign tich chuyen dQng tdn d6u du6i t6c ftrng cria luc Lo-ren-xo , b6n kinh qu$ tt4o cua diqn tich

kh1ng phU thuQc vio
mrOi luqmg ctra diqn tich

\

e.'si Atlj-d6

ldrn ctra diOn

\"

B. ven t6c ctra di0n tich

\$tn

tich

tno6c ctra diQntich

(1)
2. MQt.h4t pr6r6ri chuydn {Qng vA v{n tdc 2.106^(m/$ yeo vDng kfiOng gran c6 tD truirng A9.I = 0,02
(C)Lorenxo
hlc
g tD mQt'!6c a0o. Bidt $ep t{rcfr cqa lr+t proton le 1,6-10-'e
tfr"o troOrigiq'p vdi ,""to
"er"-,tu
'1t= ifi ! \Iit i'il:*'
(N)

tacaqngrS"riitc6dQl6nh.
4r,z.to"o

1N;

\6y''10r5

dfin mang ddng diQn duqc bp tri theo phucrng ni:n ngang , c6 chi6u fir {ong ra
dA";hi;!" tt ta" iu"g fdn aly cotfric"tirFen xuong auoi thiiem une tir c6 chi6u

3. MOt

diy

t6i
rq.-tin i6n xu6ng du6i
\-

\

\,2.t0" 1ry

6N;

\6,4.10-'o

tt riri

ngoii .N6u d0y

\*

sang

+

tr6i sang Phai
Ntu auoi 10n tr6n

':

\

4. Khi l6p tidp xric p-n duo. c phan cgc thuQn, diQn trudng ngotri c6 tdc dgng:

cuhng su khudch tr{n cira cdchqtkh6ng co ban.
cubrng slr kludch tdn cilcl6 trdng tu bdn d5n n sang br{n d6n p.
\'Tang ouhng sg }*rudch tim ci,ic electron_tt bdn den n sang b5n d6n p.
cudng sU khudch tdncdcelecffon tU bdn df,, p sang bdn d6n n'

\ f*g
.\h*,
\\*g

5. MQt khung dey d6n hinh chfr nhat ABCD d{t trong tt tnrirng ddu c6 cim rtuig tt B = S.tO-' (t)- Canh AB cria k}rung
dii 3 (cm), canh BC dni 5 (cm). Ddng diQn trong kh;g day c6 cuong tlQ I = 5 (A). Gi6 fii l6n nhdt cf,a momen ngSu h1c
til t6c dqng 10n khung daY c6 d0 lon th:
(Nm)
(Nm)
3,75.10-4Nm)

\

\

W,5.103

\,s5(Nm)

\3,75

6. Ben chdtctra dbng diOn trong chat bdn d6n lb:
OOrrg chuydn ddi c6 huong ciiac6c electron vh 16 trdng nguo,c chidu diQn trucmg.
\bO"g chuydn ddi c6 hu6ng cfiacdcelectron vi 16 trdng ctng chidu diQn trucrngDbng chuydn dUi c6 hu6ng clua cdc electron theo chidu diQn truong vd c6c 16 tr6ng nguoc chidu diQn

\

\triong.

OOng chuydn ddi c6 hu6ng cfia cic 16 tdng theo chiBu diQn truong
trdong.

\

vi

cdc electron nguoc chidu diQn

7. Hai didm M vi N gdn mQt dbng diQn ttring dii. Khoan g cdchtt M ddn dbng diQn lon gdp biin ldn khoang
cdch til N ddn dbng diQn. DO 16n cria c&m rlng tD tai M vI N li Bon vi B" thi
IYI

Y--2BN

N. 8,,-

hn*-4ts*
\

\"tur

It

,J

a

8. PhAt bidu nho sau day la kh6ng dring?

1

B^,

Z"r

BM

=iu,


,9
#

truong vd mflt tdc dgng lgc
tir Ie dai lugng df,c trung cho tir
do4n da$uan d[t rong $r nucng
tlQ dbng diQn I vx cnieu dhi
-Q,"a*
cuhng
vio
thuQc
phg
r*.\ oo 16n cria crm rlng
dQ 16n cria luc t&'
cam rrng tir khong php thuQc vno

ior,
"tu
ung til ld dai lugng vecto
rfurg

&";
B "*

o'-:

ddu c6

cim rlng t} B =

til truong
d"li Gm) c9-dag 9i* I = 5 (A) dqt tronq
hqpi6,i aav \ar vi dulng cf;m ung tt
1i6
ih$.'e;;
d.y:H;,u#"=
do4n
len
0,s (T). Luc til t^f,c dsnq

9. Mqt do4n d6y ddn

thing \m{

1L:

\o'

\o,so

. 900

\soo

1fi6ry. duns vd nam ch6m
10. Nhan dinh ndo sau d6y

'

,^ nhrtnn., hf"-nam

*##*"#rr:m"*tstrfuT#gtheophuongbac-nam
c sdt
ch6m d0uhrit
E. Mqi nam

{ ffi;hern

du-o'

th6ng thudmg c6 hai cuc'

so-r dly n}y tld
c6ch diQn b€n ngoi'i rdt m6ng' Dtng
tll,son
(**),

o,g
co-au{s.rci{r
ddng
11. MQt s"ri dfly
dii cfra dng d&v li:
S6 riog day tren m6i m6t
+Oi"*1.
auil?"aiir
=
O"g
"nieo
mQt
qunn
tazr

,

\nzs

\ro
rt
. tZ. Neu luc

'!''--...

ddngdiQn
tac dting l€n doan day ddn m?*g

nio sau dbtY kh6ng4'il^"

* lff Trai
+ffi

&,rrt

\X;

lY?

*

td,e2Un

tli d0 lg[l c6:n img tit

\mx;*

\*--ll*t*s:
13. Luc

\'

\zso

?

frH',*li*%
;L*fJfii"*t*m*m
vfltnflng
d6t t6c d\mg 16n

rrJaav aa" mang ddng dipn t6c dune

10n

dinh hucrne theo phucrng bic-nam

nhau

14.Haisqldtygi6ngnhauduo.cu6nthanhhaik*rungdavtrglkhygPo'.-'.yc6mQtvdng,khrrnghaic6ba
it-.a;,r,re tt tai tem crialtrung m6J li Br va
;o
i.ilffiffiilete*
r,ui
,ao
nruns
cri
vdng. N6i hai dau

,

@X,**'o'{"dpru,
1

t6n t4i
5. Tir trucrng Id dang v4t chdt
tat dung lUc hrit 10n cac
-

\.

hl'tat

W;;

Q[:

\e, =3Bz \''':eBz

tong tr'h6ng gian vi

vft

aung luc diQn 10n diQn tich
JiliE ru. tir 16n nam chdm vi ddng diQn
:fi? lav ii"'a"'a* aa'

;;;";'

iil

I nim ngang hu6rn tir rgoii vno lgne
tJia" J-o# tel do* day d6n c6 chidu

do4n dxy df,n c6 dbng_ diQn

16. Mqt
srlc tt thing drmg tir duoi 10n.

l-u

\ ttring drlng huong til tron xudng'
tt du6i lon'
\**, drlng hu&rg

dit trong tt fiubng c6

c6c duong


/n.{

{

/ \ri*
{;*

eP'

nsans hu&rg tu trl|:ans
hu6ng tu phui sang tr6i'

"!*g

dri.10

17. MQt do*n dsy d,n
dQ l,s
ch4y qua aav
"i-Jua,r,e

'

.

j

., -,-rvi
d+, trop p qrs ddu

ung ttr' Dbng diQn
vu6ng-gg: v6i vecto cirn
ce* fng til "t'u ttr trucmg d6

!:T)
,."ttffi #"#if'1i''Jib'
.,]'";,;#d*,*

\ l'o.) \'zto

(ffi81" \0,8q

dnv c6

nh a = z0 (cm) edq "6 lo"vbng

li{*Tg
* B.iuib,
qc*"0
iJt

ru
!
d#;;s
aav
*ilg
"""rfie
dev c6 dQ 16n ld:
cudng dQ r 1i tol
u$r5s:."{6,i;
J,l"fi#$"'g
,UL'&""iE
M6men
ril
.,rts':{il;;,ilJftte
m ung
c6c dudng cam
o,*l \. ,,u (Nm)

S9*"h+y*+t pt'to"s khune d,v chrla
*:y;:y;:y;:y;:y;:y;:y;:y;:y;:y;:y;:y;:y;:y;:y;:y;ff'"6'vbng

\.0 (Nm)

19. Phdtbi6u

nio

sau daY

rreo nav cuc tt ufc

, \.

\rr,up

\,fiap

1)r

ctra

nay cuc t.r b{
nay cgc ttrbf,&

dung?

tril yt

13m

q

01"^Y::

nim tql nam
"u",
o.*o,n,m ;dn bic cuc' cuc

cfia trdi ddt

cla

cuc

nam
til nam cfia nel ddt nirn tai
lrlc
ct.affii.a*tnfon t+ b6c cgc
J.I"

,u;*'

tU nam cfia

trdi'ddt nAm gdn nam cgc

jnt*namcfiatr'iddtnimgdnbiccgc

*- -L-*
iliQn bOn ngod'i rdt mdng'
c6ch
son
16p
(O)'
1tr& R = 1'1

\Yre.rnayc*cttbaccfiatr6iddtnimgf,nnam*'

il#:Hr,tr##:Hdry;ffi ibffi
il;8;si;y

fiffi ,+l*irfflild;a;ra1*i*mEs"uen
'
{vy

qr,- ryl
"d.u,ff;r#
*:Y:::,.-i:;engoiL
5T': ^ tirrmdngr6*_Y*^i*"6f*
21. Trong mqt

$r phfi

td;6i

nqot
ruYe

N;

tht'" lsc Lo-ren-xo c6 chi€u

\r*ffi':l#e

dien,ch

\r,r

am
-

ry"g.Tl-:11"

crry.e1ags

t.n xu6ng duoi

\rta'*gpna

2l.Lttrclorenxold

. a- ra-^ +.^nc
ffltdns.
tu trudng'
trong rr'r
mang diQn chuydn dQng
h4t
10n
dgng
r6c
til
\. luc
. .-, r,,*c,An trons tttU trutmg
trutmg.
** drtf,c dgng 10n dbng
dic'n d4t dfng yen trong
t*S
ttat
;

a,lng
t6c
tir
fU
\
dbng diOrr kia'
,n ttr do dbng dlQn n}y ta" al"tg 10n

-

\

$lgffipl*
24.

Khi

cucvne dQ ddng

diQl

'
tln ntnmg
dulne kinh 6ng ddy t5ng Z

Wqlli*'udi'.n

'K.ffiryHH:';d$Hll"it"ne

Wtrf#

\,a,,c

+

s6 v6ng dfly

ra"

vi

chi6u dai 6


z\{
.c

f

;

25. MOt ktrung d4y mang dbng diQn d[t rong tt truong ddu, m{t phang khung dS vuOng g5c v6i aucrng tem
rtoig t&. fgt lufln nlo sau d4y ltr drlng vd lgc til tdc dgng t€n cdc,cflrh cfra khung dfly

\o*, krrong
N"a- rong m{t phing ft*rung dfly,'vu0ng g6c vdi cdc canh vh c6 t6c drpg k6o ddn l*rung
\nu* trong rh{t phf,ng lhung dfy, vu6ng g6c vdi c6c canh vh c6 t6c dung n6n khung
\p vd C dung
26. MQt day d6n th8og dii c6 ddng diQn I ch4y'qua. Hai didm M vi N nAm trong ctng mQt m{t phf,ng chrla
dfly dan, ddi xrforg v6i nhau qua dfly. Kdt luan nlo sau day li tr*rong dting?

\ M vh N ddu nam fiOn mQt ducrng sfc tt.
\Vecto c&m rnrg tt t?i M vh N bAng nhau.
rrng til t4i M vh N c6 chidu nguoc nhau.
\)Cam trng til tai M vh N c6 dQ lon bang nhau.

\em

a

27.IchiAu thi cim *g ti, tqt gi,p tfi{m nern trong m{t pheng chria hai dey y.a 96ch d6u hai dfly c6 gie ni ld,

fi8.10-7ua

yloTvza

ffla-7Y4a

z}.Hildey d6n thflng, dli. song song d{t trong kh6ng k}rf. Dbng diQn ch4y trong-hai ddy c6 ctng cuong dQ 1
(A).LUc ni tac d+ng len m6i m6t chidu dii cria m6iday c6 dQ l6n te 10'(ry. Khoang cdch gifia hai day d6 li:
(cm)
ts
12
ro

\.\\,-\\(cm)

-

\

(cm)

\.

(cm)

\Zo

2g.Phdtbidu niro sau dEy li dring?
k*ri crp bic cfia kim nam chtm cua la bhn nrm dudi m{t phing nBmB, iIQ tU L:truynh am khi
{ ;. ;;;;;**
..S1rlU6" cria kim na* c[a* cfia la bbn nim phia tr€n m4t ph8ng ngang
tren m{t phE ,g neme, dO tt khuvnh nm khi cr,rc
duong
$i:s:]to,"I"
\oqrrl.$uynh
ET,111r:t3.::l!-!1"tu
phfrog
ngang
phia
dudi
m{t
kim nam chAm cta la bin nim
$8"
. \OO"hutt khuynh ducrng khi crpc bic cfia kim nam chtm cria la binlpch vd hudng bic, dq tt khuynh am khi crlc bic cria

^kii, nam chflrie cria la bilr lQch vd hudng nam
khi cgc bic cria kim nam chtm cria la bln lQch vd hu6ng d6ng,
i;;. ;il;;uo*,

dQ

tt

khuynh am khi crlc b6c

cfrbt
diQn ch4y gen dfY 1 li I, = J
30. Hai day d6n th&r,g, dii song song c6ch nhau3? (cm) trong kh6lg
$Ong
t (A) nguo. c chi€u vdi I,. Didm M nim tong m{t phEng cfra hai d0y vi
(A), dbng aign ctr4y tren dey
dQ ldtn li:
tit
t4i
M
c6
rtorg
c6ch ddu lrai dey. CAm
7,s.lo-7 G)

$i

[m\=

' \,s.rou(T) \,o.lot(D
O

\

};,o.lo7(r)