Fizika Za 9.Razred Zbirka

i

Onnum

1.

1

6.

yna.ll.lIor 3paK8

Yrao H3Mel)y

73 npaBua HopMan€' H8 nOBprIDm y

H

nO.ll.C jc:

I

ii

i ~

.. .

30"

4. OTITMK A

60

Q=900-300: .Yrao IIJlIlCl]y oll50jRor JpaKa. 11

]"

0=60° . jc Taf\ol}e 60°

1. n plIMjepH nojl:lse KOj H nOTBp1)yjy npOBOJl lIHHjO;:O Kper8a.e co " ITJIOCTH cy: nponYWT8J-be csjerJIOCTH KpOJ ryMCHO l\p Hjeso (aKo HHje

o.n6ujaH,a cajcTnocTH). lIaKne. yrao lf3~lel)y ynft.l(Hor ~I O.n60jHof 3paKa

:CKpUBJbeHO onmK8 ce cBjeTJJOCT 1f3BOPfi ROj" ce Hana3H H 8 cyrrpOTHOM

j(':

:pajy 1(pRjeso): cjeHo II aOJIYcjeHK8 ocBHjeTJbemtx THjeJIa cy T8.Rot)e, ·OCJbe.1.UllI:e npoBomuUfjCtmr npOCTHpaFb8 csjCTJIOCTIJ. AKa nponyl.'TH1o'lO sjeTJIOCT "'p03 yJ8He OTBope H8 38.l\JlOHItMa onaJHheMO cBjeTJIOCT COMO

1TPUOluopy aYT\}~!lI(iHlla ('~ KOP l1 CTf' Hcny n'it>HiI or J1~)l.Olla

22 . 1IaTI-! no.naHl,c

f

jt':

6po;ail

rnonm~p,Ul" h(' noc.'llljl' O1l.6~ljatLa Oll. nonprUirne OrJl('Jl.8)H\. p tW I '.'llHl nn tw c(' 11111\ IlIUla3HTU V .. Uc>Cl\OUa 4I1 ocTH " . l\ojH ('.1Y*,(' BOJ1\4)' Act

r

IIplnauan U8 e.'1HUI1.

18. A Ko Cl' n))t')l.\ll'T lIallaH! ," ft;.11i'hli

or11 ('nan fl. :

TO .it· pa(,To.iaJLC ' ) II1 K3- fl.Il Tj('M('Ua or1lt'llaJIll :

\,('lIpana ll "" IL("OUa. lU'll 114llH 8

H14U1I8 npe.aMl'lit 1.1 ) n O,10Autj 1l 1llHI

n.llJL" Hy

Y

r

-p +-=­ I r

~ G)

)i{"}f( 1/

f =

D

I

20 em; r =- 30 Clll.

24. 1IaTH non.aUI1 :])

ImK OpOAn.

77

0, 012

i3l1c",ua JlHK8 .njCTCTH jf':

L

Pu ;

L

15,3 mill .

23 , ,")

11 1111.

OnTIlk:[\

27 . lIaTI'I n01I.aU~I: P

=

HULa IIllpa./J('JllIIl

1/

= O. 1·1.

40. flaTH

C'BJeTJlOtHl1 ipllli. VEMa IlpaD.\U

30. OnTH4t\H rymha (·pf'.!ll1l1il je (Ilia

KOjll Y

tUlHy HMa n('hH HHllPK(' npt'JIflMfULll , Tj

uAHocy Ha .!lpyry '"I1€'­

OiUl ('pt',llItHll Y

nojoj je

OP 3H"(\

nOJlHL{l1

/ _

Clll

)()

O O./JYIJPP4I1HJ< Kpl181111C .' M\0 .na

ce

Hana3C

,hl4JIHuC 360(' npenllMOa.8. eaj cTJlocTH ua rpaHH­

ynnAnH .\"rno je Ben H 0)1 npeJlOMHor).

jt>:

4 1. JlaTH nO.!lnuu· / = 2,;') ('111.

cnjeTnocTH Malt,a.

32.

,

I = 6. 16 em

29 . nm:nHJl' o.a.rilljl\lLIl (Ill. 0rJWll.:

('JHI4f\H

I

I

ro jP plKTujall,('

F,

p

1I:=.~,7!J , lO-1

11=_,

t.:Jl(li

llcHTap C04110U, 311 JJ.OKfW H.J.'·TIIOO(, q,0PMY­

11C' KOPUCTllh(,!'.fO (,JlII4HOCT Tpoyrl1081l

tuUlep~':

J~

V

~J

/ = 1 Ill .

Qnn!J(R

49. l laTH no,no..IH1: WI

= 2D ; 1,0.12 = 3D;

OnTl1 = 80; 1Luk = 40.

YoenaR>C' ~B1KpOCI.v jf' 3a "IeTI1pH

('IE'

cMalbyjlE' 3a .!IBa, .!lOK ce

8. IlpHmrKoM v - pacna,lln MaceR" opoj ocTaje aenpol>Uljes,€'H. ,!{OK cC' 8.TOMCKII 6poj nose nasa Ja jeAaH. 3anpaBo. npHJlI1Kmi J-paCrIM8. t-IC'YTPOU ('C' paCna,l18 Ha npOTOH. eneKTpOH 11 jom je.zmy ~ecTHQ.,V Koja ('(> Ha311S8 I\HTHHe,vTpHBO. 9. ilep"oJl lloJl~'pacnana je spHjcMe KOjC npol}e ,l10h: ce opoj pa­ .!lH08h'THBHI1X je3.apa y "eKO~1 y30pK)' Ite CMaIL" 3& jellJ-lY n0110B""Y Y OJtllOCy Hn n04eTnl1 Tpea)'T8K.

10. H YKJJeapSa 4l"CHja je l.1,HjeOatbe je3.pa OP" .KojeM uacTajy llBa naJ-;wa j C3rpa 11 oCllo6a1ja cc BCJ1HKa. I\OJlli"lHU8 eBep'Hje. Y opOU€'­ ('liMa Hy,uwapHe 4lY3Hje JIaKa je3f'pa ¢lopMHpajy HOBO TCme j C3rpo y 3 OC1106aljalLc nenKKe KOJl H"IHHC eap'Hje. IIpou.ecH ¢ly3Hje )lemaoajy ce Y yUyTpawlhoCTH 3BHje3na n 110.. CYImY.

84

~"Jnh.n MUKp:TPOH1l., 27 "P01'OU6 H

k:uPHl'Tf-"fll-! .... I-lILl:'mIU..\· 1la ('(, npHllHKUM rt-p8.cna1l1I\ YCh.lIX y 11l'l1l,a.

DIII>T)'('nmu.I-llcpCRllIlI1M IpaUlBt8.. ~mjlt ee 3~UlIIIJb('HH npnBUvt nocnHj(' o.o:5Mjall.>a on t1('n~·nft',"lllUllj(' (".) ( '.'llljl'..'lll:

'U

rl-\uitma.- AaJLHlUl caonplLor ('0411UH jt..:

OD , OF,

= ;r': OD = D. l = P .

)

0.508 m

-0

~

EG , £1'; lloWTO

I = 1. 27 Ill: 1/ == 2.5.

PlIcTojaH,(' um.'Ttl OlI. ('1\6npnur ev'"mun:

45.

CO = £C = L : UF] = f, JWfinjaMo :

I :

f' · .'~LI t:CF 2 Cnl1"1iHf j(> Tpo.vrny ODF • B;,i\..'!!': 2

i+\1I;+;IU\ 11,llJLI1HH cl\(mV llor ('04110a je:

f =

cu, OF,

.W, llF,

I" I' Jt.' !,c\CTujaIM' nu ... a 1)Jl. Ut'IITpa pat'llOlIOI' C04UDQ:

nO!J"lIln :

£

r

Tpo\'rao .- I /JI-'] ('-'III\fllEl jc> Tpo,\'r}Jy COF,. 111\J\,,"l(,"

,ir':

44 . ll~\.n!

F~

u

p

~olHa rnY),lIlf1

81

JJ '

I' .

llanl nOJJ,nUIl: p = 2 elll; u .:; "')0,,

n OWTO

jt.':

[, II

= P =

P

ro jC': 1=

JlU:

,= 100

('Ill:

I

1 Ill .

OnTlffi8

49 . .ITaT" n01l8Jl:W WI = OnTM"'-tKa.

MOn

2D; W'2 = 3D; W3 = 5D .

nync jc: W

w = lO D

= w\ +W'2 +W3;

u.,>tUIa. llfUbHna. Jlyne je:

1

J = ;;,; 50. llaTH nOJl,auw

tiob

= SO;

J= tiok

= 4.0.

YsC'naJLc MIIIKpOCKoua je: U

=

'Uof,UQk ;

5. lf3lfKA MlfKPO CBlfJETA

1Ocm.

1. ATOM je HajMELfL8 "tecnll.{8 xeMliljcKor e1leMCHT8 . 1I0h: ce MoneKyn ('a(,Tojl-1 O.ll .naa 1-1 8mne aTOJ.la.

u = 3200.

2 . ATOMCh:O j e3rpo ce cacrojIf Oll npoTOUa.

11

lIeyTpOu8.

3. H YKneapna CHna Ollp>tKH, 1l0K je M8CCHH 6poj yKylIErn 6poj HYKneORa'y je3rpy. CIa. npHMjep, aTOM KH· ('{,,"OH.H.Ka 80 16 C8llP>lOl 8 opOTORa Ii 16 KyK1leoHa (opoTOua III ueYTpoHa) 1\ ".\Ia pcmH1. 5poj 8, a M8.CeHH 6poj 16. 5. H)'"Kneapuc CHne ce He 38D(l)t{8jy y 05H"1HOM )to-fOOTY 3aTO roTC je .!lOMer lbH.XOBOr ,.!JjeJlOBa£ba eeoJ.Ja 1II8JlIiI III 1-1380CI-1." OKO to-Hi lU .

6. ITPHPOll;l:l8 pallH08KTIIIBltOCT 3anruKa ce KOA ypaua III l'OpHj:YMa eJleMeU8Ta KOjl-1 u8cTajy IMfxoalfM pa.cn8lloM (.lIa.l\Jle , KO.ll xeMHjcKHx ('J1eMenara h:OjH cy ua "pajy nepHO.ltHOr CHCTeM8 eneMeuaTa) . 1\

7 . IT PHJlHl\OM Q·pacnMa aTOMCKl1 6poj ce cM8lLyje:m Ma, .lIOK ce Ma('eml 6poj CM8J-byje 38 "IeTMpH.

8. npnJlHKOM J-pacoa.na MaCeHM 6poj oCTaje u enp0f,mjeJ-beH . .lIOl\ cc