Mon vat li n03

c HANH vAr li it oi giur,r 90 phrit kh6ng ia thdi gian giao di fiaini c6 o2 tang, g6m o2 cdu Khf,o s6t ilflc trung Vdn-Ampe cta linh kiQn vir x{c tlinh iIQ t&n iliQn tfch cria 6lectron t

BQ cIAo DUC vA oao r4o

of rru cniNn rnflc

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N.[.tu zoro

M6n thi: rrru c HANH vAr li

it oi giur,r 90 phrit (kh6ng ia thdi gian giao di)

fiaini c6 o2 tang, g6m o2 cdu)

Khf,o s6t ilflc trung Vdn-Ampe cta linh kiQn vir x{c tlinh iIQ t&n iliQn tfch cria 6lectron

tucrng tmg vdi 5 ch6t cim dugc et6nh sd tir I diSn 5' So

dO m4ch ttiQn trong hQp dugc mic nhu hinh l Hai eliQn

tri t16i diQn nhau Linh kiQn D1 ld mQt rti6t ph6t quang,

1

2

vno bA mAi tintr kiQn E2 cudmg etQ ph6t bric xp sE t[ng nhanh ldri hiqu ttiQn thi5 U t6ng.

ddng dipn sinh ra do su chii5u birc xa vdo linh kiQn (Ir: 0 khi kh6ng nhan clugq brlc x4 chieu

vio); Id la he s6 ilflc trung cho linh kien (Ia > 0) vi coi ld kh6ng o6i rcri finh ki-en duo c

chii5u brlc xa 6n dinh thi Ig kh6ng e6i va trong truhng hqp chi6u bric xp manh ttri [lrl>> lo.

crla linh kiQn (n, O), lqlh d0 lon itign tich ctta 6lectron'

- Bi6n th6 ngu6n: Srl dqng ngu6n diQn xoay chi€u 22OY- 50 Hz, diQn 6p ra:

+ EiQn 6p xoay chi6u (5 A): 3 V; 6 V; 9 V; lzY '

+ EiQn 6p mQt chiAu (3 A): 3 V; 6 V; 9 V; 12 V'

- Chirit 6p cliQn tt: EiQn 6p vdo 6 + tZV, diQn 6p ra mQt chi€u c6 th6 di6u chinh li0n tpc.

- Bi6n tr& con ch4y: C6 th6 thay d6i tt 0 Q tl6n 100 a'

- 02 tl6ng hO do tliQn da n6ng hiQn s6.

- BQ ddy n6i dipn: BO 12 sgi ddy n6i cO phich cim'

- Thl sinh chi ldm bdi *an fip giay bdi tdm &ryc phdt vd kh6ng daqc thdo rdi tQp giay nay.

- Trong qud trinh do dqc liiy s6 liQu, lu6n dd ruit chuydn mqch tran biiin thd ngu6n *ng

- Od ao [1, s* dung thang do 20 V vd 2 V crta vfin kii; dd do I, s* dyng cdc thang do mA

c*a ampe kd Hqn chii su d.ung thang do pA cila crta ding hi do di€n ndu kh1ng thQt cdn thidt.

- Srb dung cdc ki hiQu dudi ddy Ahi vd so dd mqch iliQn su dwng,

+ V6n k6

4, YGu cAu lirm bii thgc hinh

Cfru 1 (0,8 didru) Kh6o sdt df,c tnmg VOn-Ampe cfia linh kiQn p, khi <Iugc chiiSu btc xp 6n

dinh

OA t6y til-En ttr bitin thti ngudn vi c6p ngu6n nu6i cho D1 HEy dring vOn k6 d6 lua chgn vi tri

con chpy sao cho sau khi mic mpch ttri hi€u tliQn $6 gitta hai ctrOt cim I vir2 cria hQp kh X

- V€ so cI6 mpch ili€n srl dUng.

- L$p bang s6 Hgu do.

- VE tlulng tlAc trung Vdn - Ampe khi tto phAn cgc thufln vd phdn cqc ngugc E2 tr€n cirng m$t dd thi

- X6c ttinh thanh phAn ddng <IiQn I, sinh ra do chiiSu bfc.xq

Cftu 2 (1,2 clidm) Xdc dinh dO l6n ttiQn tich cria Clectron

Trong phdn ndy chi duqc s* dung hai ddng hd cto voi chrhc ndng ldm vdn kii YAu cdu tim

viQc tlwy adi ni€u di€n thd ciip nudi linh ki€n Dt

- Xty dUng phuong 6n thyc hanh dd x6c dinh lql OUu h6n cic dUng cp dfl cho.

- VE so d6 mpch cli$n st} dUng.

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Cdn b0 coi thi kh6ng gidi thtch gi th1m.

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BQ crAo DVc vA EAo r4.o rt rru cHeN Hec srNH cr6r qu6c crA Trrpr NAvr zoro

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3 Ducrng d{c trmg VOn - Ampe cria linh ki€n Dz

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