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H IAOIIA THI ENEPIEIAI

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rroo6rlnorepr16dv.
o) Au€dvercrrr<o0c6rgo ovrrreipevonf-
y) Iro rrvoripevo vrrrefpevo6roprorgpe- qr€r npos rc e6o<pog.
rcprpd(ercrevipyero.
Me'norqo116ourd oupcporveire; p)'EXerrogpovdSoperp(oeroqro ivo r(d-

outr.

4.20.Avogdpere6rrcdoo5 nopo6eiyprorc y) Meropdl,\erorr<cOc6rog ovrrrefyevo

rordTo orroio6everreleirqrdpyooerre- percrrveircr,reopr(dvrro6drre6o.

prnrr6oerogrr5onoieg: 6)'EXrev6q;.rc;.rrdv6orov ro ovrrreipevoef-

a) I'ivq oc6poooreircr66vcpr1rqr 6evu- vcr cr<ivr1ro.

ndpXer;rerardnroq. e) Meropdl)\erorro0<o5ro ovrrxefprevo

T,

4

e

H TAOIIATH: ENEPTEIAT

FsroKtv€iroltrpos ro fidv(l) Kdrn p€ropo- 4.27.L(socvrrrei:evoiorov;ro(cirvr,o M,
14tnSeivoriorl;.rero dpyorou pdpoug. ror ro M, ocprlvovrarrourdXpovoo116ro
Me norq on6 ourd 6rog<oveireA;rxqrolo-
i6rorirpo5vo ofuo0rloouove66o6rocpope-
yrlorerqv ondvrrlorl. rrxd rer<fupiveonfne6oyorvrc63v0" rcor

4.25.Io5 (qro6prevo oupnlrlpriloerero 45" ovriororXc.l,v q rprp4Oeorpq0oepf e-
rcevdenrtrdyovroog116'ronoporcdrcrr: lqrdo penoro or 6 rrgnopcrdr<onpord-
60 N, 1,2m J,MIKPH,22 cm,AYNA MIK H, oer5Erogcoviree;
AYNAMHID, YI, ME|MH,26cm,EMITIKH, o) H r<rvqrrreqvrpyrranou dXero M.,d-

3 N, K|NHT|KHAn, OOHKEYMEN3HJ,,6 N, rav grdoer oro d,5ocpoe5ivarfoqHsrrlv Kr-
vqrrrrlevipyeronou fXerro M, drov rprd-
ENEPI-E1I2A0,m).
v€roro i6a<pog.
'EvcelorrlprooroOepdg1,5N/cmiltr cpu- p) to M, cpOdve()r'roi6oqos rrprvon6 ro

o116prlrog . Ireperivoupero

dvodrpo oe roror6purpororXcopKo qrop- M1.

Xi(oupevo ro oul-rnri(ouporepyd oorri- y) Tqvi6roXpovrr<orr1ryp( ro 66orcrvo6pe-
vrogopr(dvro................o..r.o..d, llo d- vo avrrxeipevoiXouvndvrq rrlv i6ro6u-

r<poK. o0rrrngpolcrrpd11ouprnieoqq,66vo- voprrrlevdpyreoa)Snposro d6ocpog.

Fqrnv onoio oorefro elorrlprooro lipr 6) H raXrjrrlrop{:rnv onoiq ro M, rpOdver
pogyiverodr troxqrnro.......,..........I.e......oro 66o<poegfvoriorl rcordpd'rpop€rrlv
rdnorqorryprlnou ro iXouper16qoupnri-
oer rqrd 4 cm ro prlrogrou tfvot22 cm rcrXrirrlroFr rnv orroioro M, gOoveroro
rar q 66vopqrqv onoio oororjpreivoriorl d6o9o9.

pr .................H...e.l.o. orrr<.4..........€..-.. 4.28T. o ovrrre(prtvI oror I'ouv6doworpe
vipyerarrlv onoia pdXper reivqrq orr4rq vqpo pio<rltpo;otrfoqdn<rr5oro oX4po.
dXerono0r lre6oerro elurqpro ei vqr Iuyrparo6pe'roI rqr orq ouvfXeroro o-

rpqvou;reele60epcf.loporqporjperrlv rivq-

4.26.Lrodrpo ev6gvqporognpoo66vou-

pedvoogcrpi6roror 6rlproupyotl;i.vroe er-

r<pepir5o orroioevepyonoro6peovroropef-

rqr. Kqrdrq 6rdpreroprogoropqorlg:

o) Kcr0osro ogorp6ror<oripXerorrl Krvn-

rrxrlrou tvdpyeroouveX<io5u{dveror.

p) TodOporoprorvqrrr<r<'1o9r6uvoprrrleg-

vdpyerc6gr_orqpeiroor raOep6.

y) An6 rr5 6uvdpre5nou corodvrororo
o<porpf6rol pdvnnou errelei ipyo eivcrr on rcov66oovrrrerpivropvdXprdgrou ro I
< p r d o eorr r l v r p o ; i c r l i c .T p r p qo y e l q r d o .
ro pdpog.
6) Orqv ro vrlpoppeOeofrqv ro'rordpu- o) H 6uvo;rrrrr1vipyero rou I' ouvelcog
cpr0l ior1116uvoprrcr.ol u evipyero61er r1 ou{dver.
p) H pr'11ovrerrr1rdpyroerou I 6rorrlpeiror
p r r p 6 r e p qr r p q .

e) H p6vq66vopqrrouooreircl oro o(pdr- oroOepq.
y) Toipyo rrlg6(rvaprqrrglv onoioqorei ro
pi6roeivorro pdpo5rou.
Or rprpdgKororovrrordoerg0eropo6vror revropdvovqprooro I' eivqrcpvrlrrrd.
6)Toipyo rqq Siivopq5rqv onoiooorcerio
apetrrlrieq.
revrropfvovqpraoro Z eivqrOerrx5.
Menoro o116qurd ouprgcoivre;

3

e

e) H pqXovrr<e(vipyercrou ouortlporo5 pdrr rpellof, ro roto0ero6pep6oooro
rorv66oovrtretpivconvopopivelmoOepq. vep6r<aro tlgqvoupe.O <pelldSopli(er
or) H rrvqrrrrlevipyerorou I' 6loprc69 vo oveBoiveKr.o0al5ovepoiverrar ppioxe-
rcr otr6rtrqpopgioo oro uyp6,rolupr(6-
ou{dver.
poore6rt q iiuvaprrrel vipyerorou vepo6
Menoroorrdqurd oupcPtrlveire;
peropdMeror.llpoonoOrlor€vo ro 6trot-
4.29,s. fto vo orcp<polcoo<poiXptndv<rl otroyrloere.
npiner vo ou{r1octoq 6uvoptr<pqouevfp-
4.31.'Evc ncxt6rfcdverrooutrr10poK.c0c65
yerorard

p. Xperdorqrevo qorc6ouveXc66g6vop11 yhorpdernpo5ro rdro
Nto6rovT. oo<6poProudXertc6Po o) H 6uvoprrcrrol u evipycra6rar4peirct
orcOep4.
r(goutr6uvoprrqe5vipyetog.

y. Trirpodx,o...,.........r.(.d. oul rrvqrrrq5 p) H prqlovrr(rou evipyerq€^orr(6v€ror.
evipyerogT. t 0o ro rdvco;l-lpoplinol cri- y) H oororip€vrol ro nor6irprprlolioOrl-

{,nontnS eviPYreo5.E}ni(covo or15fler ipyo opvqtrr<6.

p4ondoo ravivo n66r. 6)Autdveror11Oepporpcoia.

Iog (qrodpevo ou;rnl4prioererq revd. Merrotoon(rourd 6rorPotveire;

4.32.Kdnorog6toOdre;rrerpororvio(,uy6
<pop;rmi<oer:rcr 1pov6p€rpo.fl1650o
pnopdotrvo perprloer rqv toXtifiou ovo-
rrr6ooeto o6ryavroprdoqu rord ro cxvfpo-

opo prosor(ilo5;

4.33.BpeirerrgoooriS ovrtorotXioetos-

pr0pr6rvcr ypoppdr<ov.
'1.Efvqiroqperqv ovd provd6lopdvou pe-
roprpo(6pevn€vipYsr:)

Krvqrrrqevipyero

2. Enrv6qoeJro€vrurloorcrrlptlricooq
rq5 orpopqxavrlS

P)Mo$65

3. Mogentrpdnevt o ou{dvouprreqv rrprl

Pro566voPr19 y) 'Epyoprob6vopr15

4.'Evsr4do.rl ovd beurepdlenro
6)JameWs att

5. Eivorforl;reto rivo6e6repotq5 pd(o5
rou oriporcg tnf ro rerpdycrtvorr15rcrX6-

rqrdg'rou.

4.30.Bd(oupevepdo'r(vo6o1eio prilptrd- e)Auvolttrrel viPYeto
noro tirpo5'.Yorepanaipvoupeivo rop-

T

h

e

H IAO''A THI ENEPIEIA>

6. Ko0congicpreriva oopo 4.36.Atio dvOporrorpopdvero pcryovd-
q rrpqrqgetrorrc6verot ru,ro onofoperortveirot novo ot pdyeS

or) lo'X65 opr(dvrre5.

7 . Y n 5o p r o p i v en5p o 0 n o O d or 5e

eivoryrv6pevroqg 66voprq5

enirq percr<intor1.
0'Evopor.

o) Ynotroyiorero oltr6 ipyo nou er<retrei-
rsr ond tr5 opr(dvrre65uvd;retF5r : 200

4.34.'Evogdv0ponoSperortve( rdnoto q- N ror F, : 300N ()€U€r0r6filor510m'
vrrreipevorctrd 2 pirpo oot<tllvtogrou p) l-lpoo6ropforso pirpo pro5dllr1566-
66vaprr1ord rqv rore60uvotrl q5 percrd- voFrls,q onoio 0rrerrelo6oeto 6ro dpyo
trrorls.Iog (qrod;revo unotroyfo€rsrrlv oorodpevrol pt(c'vrtound ycovio45' ot
rr;.r1rr1lq 66vopqgpaor(6pevoorro YtYo-
v6gdrr rord 'rq petcrfvqorlourq o dv- oXiorlpt rqv nprqyoti;revq;rerorcintoq.
Aivovrqtorrrpig rov ycovr<rqrrv= 30" rqt

0pcono5peroprpd(er oro cvrtrefpevoe- q2=bu

vipyera 7 rldov).. Na 0eoprlocre6rt 6ev 4.37. Ol)ttrr.vc prerocp6peirvso dnrntro
ooreirot dMq 6dvcpqoro ovrtreipevo.
on6 rq prcyc,rvic(xA)rou 6opro'r(oourrlv

4.35.'Evocvrrrefpevo150ypcl.tpopfcov dllq (B).

rrpoo6ive'rcor ro drpo Suvopdperpoxuor

peroroni(erotrrdvo oe opr(6vrroentrpd- C B
napKe
verorcrd 20 erqtooro.
Kurd rr16rdpr<erqo5 peroxivqonsrou ro

6uvop6perp6oerlveor rc0epd0,3N. Ic5

(qroripevo unotroYioere

,.'F,

a) ro ipyo rrlg brivopr15nou qorei ro 're- .F--,Dt,
vr<opivovrlpo oro cvrtre lPevo lm
p) rqv evdpyeronou petoprpdorqre oro
qvrrKefuevo u) floro6pdpoougoup<pipevtc orolou-
Oqoererov A C B 11rov A D B;
y) rrlv errrrdluvorl rou wrtretp6vou' p) Xprlorponotqorirroe orotXeicnou qvo-
No Oecoprloetreqv rprprl opelqric. ypdgovror oro o1(po Ytovo unoloyioere
ro ipyo rqq rprprl5rord rrg peroxrvqoer5
ACBToTADB;
Kard rrlv otrioOqoor1rq por6ro q 66vopq
rplp{S eivotT, ==200 N, evr6oro ncprd

T

e

H TA OIIATH I E N E P IE IA >

Tz=70N. orlsrou KOrdT|ssvrfororxssxpovrKrosflY-

4.38.fl6oqevipyeranpdnervo peroprpd- pig 6ivovrororrrirov napordro nivqxq.

ooup€os ;rronfrpo 200ypop;ropicoyvro X p6vos(s) 0 0,5 1 1,5 2 2,5 3
v0 rns npoo6c6ooupreuXdrrlro Merordnroq(m) 0 1,25 5 'l'1,25 20 31,25 45

a) 4 mlsP)8 m/sy) 20 m/s Orrd{re ivrrv n(voro peenrd orrylegr<or
i{r oerp65E. ;dlreorrs 6rionp<6re5orqle5
4.39.I-l6oqevipyeronpiner vc peroprpd- rr5rrpig rorrXpdvouKorrrls peror6nroqg.
ooulisos pronirpo 300ypcppopicorvi- Ynoloyioreor4 ouvdXerrorgnoporcdrcrl
ort vq rrlv erogev6oviooupoepr(dvrroc- noodrrlregr<cyre;riorr rrgundlorne5orq-
nd 619o51,25m Korvo g0doer oe opr(d- leg perq onortlioporo. Kd0eptoor'
vrro orr6oroorl ouri5 ovoqrfpercroro po16p6rvorrr;.ro
q) 2 m B)20m; Korors ovriororleglpovrrdgorrypig.
o) To 6q,ro5ndvor qn6 ro i6o<po5p. ) T4
4.40.H r<op6r6diver 1 Jouleoe xdOeXr6- popurrxq6uvoprrreqv6pyuoog npogro d-
no. Err;rrlorero otrlrdipyo nou 6ivrrpro 6o<pogy.) To prirporq5 roXdrqrog.6)Trlv
r<crp6orde pro(or1.O Olu;rrrogiler dqo5 r c r v r l r r rer lv i l r y er c . e )T q p r l X o v r r rel v i p y er o .
29181t(.rpaY.noloyiorerq pd(o rou oco-
poros rrou rrp6rrer vo ovur1rcrroeqr'en6 4.44.Bprordlrooro€€ivo pnokdvroe6q,rog
rqv enrcpdvroerqg 0dloooosorrlv Kopu- 8 m ond ro i>pdp<oorerorpev6ovi(ouivpore
cprrl ou OtrJpnoud, ro,evo nporotrioerr ovrrxerpevorilcryrorpos ro ndvo He4 m/s.
o6{11o161uvoprxrlegvipyero5ioq prerqv e- Mendorlrqgirrlro <pOdvoerro i6ogog;
vipyeronou preroprpd(eroorn6 rrlv r<op-
6 r do e ; r r o( c o r 1 . 4.45.Topopi6Mr , iler pd(o 100g xoriler

4.41.Med[r oupnoyef5r6pougivq nor6i npoo6e0eof ro drpo evd5vqporo5.Tovrl-
i c p r r o { e6 l e go u r i g ' r r gr o r o o r e u 6 g . po nepvder rrndorcivqrqrpoXolioKororo
Kci0xe6po5iler dyxo64cm'rqrpd(oa00g. dllo drpo rou npoo6ivrror ro popi6rM,

pd(oS 200 g €rot

crrorerq 66o rprl -

p0r0 rou vr'1poro5

vo eivor rcrordpu-

q0.

Iuyrporo6p€ r0
66o popi6ro rrrore

vo eivor orfvqro

Io5 (rlroripevo unoloyioererr1Suvoprr<r1 Mr Mz Korvq ppioxovror
-oro dr<porou rr-
evdpyer(oog npo5ro i6ogo5)rdOe<qrq- vr<rlpdv ovur l p o r o 5 -Korro 6riooe 6rgog
or<eu115. 50cmon 6 r-od6oc poT5.o ocprlvoupoerq

4.42.Er<ro{e6oupnrpeogrq ndvo ;ro rri- ouviXeroe},60spoondrero M, rrveiror
rpo pd(o5 120ypopyopi<ovtl.d'or1evip- lrposro d6<rcpoe5vciro M, ovipXeror.

yao np6rr€vr o rns peroprpdooupy€rovo Io5 (qroripr va npoplig€r€ rqv ro16rq-
<p0doreo) or rjqog2 m p) oe611,r1o09m; ro rou ro0e'rdgrord rr1orryyqrrouqrri-

4.43.'Evqpol6B6rvoripo pepd(o a kgc- Xouvu\uopsl'prrrd<ord80 cm.No 0eorpq-
rpqvrrcrond 6rjog45 m ndvcoon6 ro 66o- o€rsrrlv rpr[]4cpelqrio.

<pogO. rrrpigrq5 r<oroxdpugqpgerordnr-

I

e

I-1IAO>:A THI ENEPIEIA:

4.46.'Evar<our4i 00g og(veror orrlv Ko- 10cm; H yroviorou rexlrpdvouenrrri6ou
pugrl rexfupivouerrrni6ouoe6tpo550cm eivoro = 3a" ffpr[ii5opelrlrdeg).
on6 ro d6ogogr<oor trro0oivre;riXprnou
g0dveroro i6arpogI.c5 (qro6;re,Oeorpc,i-
vros rrlv rprprlopelrlrio, va unoloyioe're
c) ro ipyo raOeprdo5n6 ttg 6uvdpern5ou
oorodvrormo cvrtreipevo
p) rq peropol4tns 6uvoprr45evipyero5
ror rq peropolqrqg rrv4rrrrl5evfpyerog
rord rq prrcxivrloqourq.

4.47.H prrprlo<poipo uv6deropr e6riod-
poroelarrlprcror errelei rotrovrc6oerogt
opr(dvrro errr<pdtvaeperprpi5 oorl;rc-
vre5.Aivovroror ncpord'rconlrlporpopieg.

O6on x(cm) u(m/s)U(J) K(J)

1 27,0 0 0,091 0 0,091

I 0,26 0.084 0.007 0091

3 22,8 0,065 0,025 0,090 4.49.Or 6roordrrergrou ldorrXourrlq

A 17,8 0,70 0,040 0,049 0,089 ogevrdvogeivarodpgcovopr ro ox4pCI
AO = OB : 10crr 6rqv ro ldorrXo6evei-
fi
vor revr<opivo.H ondorqoq r<rlv66o d-
,.:1 Kpovrrls 6rXdtrae5ivorAB = 12 cm.'Evcr
rtF,l I
prrpdXotrir<prd(ct520 g orepeulverororo
d---=*A o q p r e iOo .

Tqreftano) 4 pd(o rr15ogorpo5F) q oro- Kporcovroogr€p€(ipero ivo Xdprrq 6rXd-
0epdr<dOeeAorrlpiouy) q pdyrorrlruX6rq- trorevrr6voupspr ro dllo ro ldorrXo pi-
ro rrls ogoipo5.Troupnepdoporapyd(e-
rr yro rqv e{ifu{r1rrlg otrrrrlgevfpyerog 1prro oqpeio O'.
rou ouorqycro5; Tc6pceivorAO' : O' B = 25 cm. H otl{r1-
orl rns 6uvoprr<re1v<i;pyerogtivor ioq pe
112kx'dnoux : OO' ror k prroorc0epd,

11onoioyraro ldrrrrXoeivcr80 N/m.

Agrlvoupero ldo'rrXo.Menoto raXdrrlro

er<ogev6ovf(eroarXolfrr;

4.48.Toruhv6pr16o<rl;.rIo., iler pd(o 200 4.50.l-loipvou;rfevo roppdrrondyro 40
cm,oro ivq rou dr<ponpoo6ivoupedvopa-
g evcrrro I, 360g.ApXrrdouyrpcrrod;rreo

o6orrlpoKorot rdrrotq ortyprlro orprl-
voup€f.loro0q eivcrq roXdrqro rd0eoc6-
porogd'rov ro I' 6Xer perorcrvqOreoird

-o

pi6r100I Korro dMo drpo ro ouyrporod- p) n6oo elorrc60rlrer1pqXovtrqevipyero

Hrp€ro Xiprpog.Ar1;rroupyefdrcror rivq rcrd rrlv ovo,:rrrr145 r<iv4oqtr,6yorq5 o-
vrlporqgmdOpqgf.lpoo6iboupmeo Bopi6r vrforoorlgrou o6po.

opr(6vrroruldrqro 5 cm/sxord rpdno c6- 4.54. Orqv c cxrpopdrqngicpreron6 6-
orr vq exrelioerrurfurq r<iv4oor1e rorord- rgo51 m ro 6iXrurou roiprou pouhd(er
purpoenine6oI.ag 4qro6pep, oor(dpevor r<ord50 cm. lloro eivsrro etrdXroro6qog
oro v6po6rarrlpqoqgrrlg pqlovrrrl5evip- -ond ro 66orpogo- ro oroio np6ner vo
yerosvo ono6ei{ere6rr q rivqo4ourrl 6ev revroroeof pr(d'vrroro 6tXru,tiore ot q-
pnopeivoeivoropatrqrur<furrI1a.g ft1rorlpe
enioqgvo unoloyioereo) rqv rcX6rrlro rpopdregvo ;.rnopotivvc nigrouv srr6 tj-
rou ovrrKauivou6rqv neovdeqr rr6ro o- qros16m 1c,r1lrig<iv6uvo;
vc6repoqpriorqg rpold5 r<opr ) rr166va-
4.55.O BooiTAr le[iyrecpunqp{eyronotr-
pq q onoioooreirororov rtvropivo ond-
Id 1p6vrancyr<6oprongporo0trqrqsorrlv
yro rord rq mryprlereivqH. rprpqKdrrl o- dpoq Bopc6vM, nopeire vo unoloyioere
14 (pio4)rotr6nou ovinru{e os prorou
vrimooqrou odpo0eorpo6vraorpelrlrie5. npoond0erorord rqv onoia orlrooe 254

4.51.A6ooc{roro peioegpd(egouv6iowar kgoe1,20m pioo oe1,5s;

peivo elarqproKoroKrvrlro6nvdv<rorsopr- 4 . 5 6 . ' E v o u ' r o r i v r l r o1 . 2 0 0k g< n r d v e rt>u
(6wro leio 6dne6oA. orrirvragopr(6wrego- 72kmlhpdoooe6 6eurep6trenra.
Ayvo<6vrorgqv ovrioroorl rou oipo urro-
vriOere6guvdperoqro o6orqpo,nporotro6- loyiore rrlv rrryrrirouonarrqOqxe.
peoupnfeorrlou elorrlpiourard x : 2 cm

Kororrl ouviXeroorprlvoupeetre60eproor ro

66oocopororourdlpovo. Ynotroyiorerqv

rcrXdrqrordOeoopcrogrq mrypqnou ro

elor4pro0c {cvoppeOoerfo guorr6rou p4-
xoq.Aiverorri moOepdrou elorqpiouk : 9

N/mror rl pd(o rdOeoc6porogm = 40g.

4.52.Mrq prrpqXol6p6rvqocpuipcou-
yrpo6rrcrpcprodMq pero}hrq ocporpai-

oqgorrivo5,I orroiorlrov orivqrq. floro5
rpine r vo eivoro tr<iyo5'rcopvo(r6vrcov

66oorporpdlvriore perd rrlv rpo6orlvo rr-

vqOodvperoX6rrlregiorovpdrp<ocvMd o-

vtiOerqgrore60uvorlgO; ecop(or6err rord

rqv xpodorq; p4Xovrr<eqv6pyerroou ou-

o r r l p o r o g6 e vn o p o u o i o o er o p r d p e r o p o -
trryA. el0eireenioq5<1rqr oppqrqg rrvo6pe-

vr15ogofpog,nprvon6 rq o6yrpouorlr,<o-
reu06veroorro riwpo rqgcrcivqr45.

4.53.Er<ogev6ov(ourpreposro ndvrr:pro
p r r p r lp n o t r i r o o3 0 y p o p p o p i c opve r o X 6 -
rrlro 6 cm/sror aurrl rpOdveore 6rpog130
cm,Iog (qrodpevo unoloyioerec) nd'or1
evipyeroperaprpdoapeorrl ynclfroo Kol

-o

H IAOIIA THI ENEPIEIA:

Anoro 3r8\io

H e{dr{r1rav 6ecbvorrl@ucttxq

rov A. Einstei-nL.Infeld.

Tc pcyovtirco

Aq)utpryoouyerqv xivqorlrou Ao,i'xon6aryw6rc6roo lrlyrottpyeEi pxiaoryKatrou ro
ovopd(ouv<puyovdrnx'Eva pxp6 puyovdruavtpd(erat q onpbyverar oro rpryA6repo

or1yeiorr1qrpoydq.'Orav agrlvtrar eAti9epo,apXi(etyE rrlv tvifipaorl rou pdpougrou

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