laporan fisika eksperimen 2 gem

8/17/2019 Laporan Fisika Eksperimen 2 Gem

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LAPORAN FISIKA EKSPERIMEN 2

PENGUKURAN FLUKS RADIASI

GELOMBANG ELEKTROMAGNETIK UNIT KOMPUTER

Disusun Oleh :

Nama : 1. ALFINA ROSIDA H1E013047

2. IMAM AMARULLAH H1E01301 3. DINDA MEIDIAS!IH H1E01302

Ha"i # $an%%al : Ra&u' 13 A("il 201)

Asis*en : Nenen% A+e Me,a"sa"i

KEMENTRIAN RISET, TEKNOLOGI, DAN PENDIDIKAN TINGGI

UNIVERSITAS JENDERAL SOEDIRMAN

FAKULTAS MATEMATIKA DAN ILMU PENGETAHUAN ALAM

JURUSAN FISIKA

PURWOKERTO

2016


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PENDAHULUAN

1.1 La*a" ela,an%

/ehi+u(an manusia *i+a, *e"le(as +a"i ene"%i lis*"i,' &ai, +i "umah *an%%a'

(en%&a*an' sa"ana ,e"a' +an ,e%ia*an laina. /eha+i"an me+an lis*"i, +an me+an

ma%ne* +ise,i*a" ,ehi+u(an manusia *i+a, +a(a* +i"asa,an in+"a manusia' ,e5uali i,a

in*ensi*asna 5u,u( &esa" +an *e"asa (a+a "an% an% hi(e"sensi*i8e saa.

Ra+iasi a+alah ("ses (e"(in+ahan (anas melalui %elm&an% ele,*"ma%ne* a*au

(a,e*(a,e* ene"%i =(h*n> an% +a(a* me"am&a* sam(ai a"a, an% san%a* auh

*an(a meme"lu,an in*e"a,si +en%an me+ium. Sum&e" "a+iasi +a(a* &e"u(a ala*ala*

lis*"i, &e"ene"%i *in%%i' leh se&a& i*u sema,in &ana, "an% mema,ai lis*"i, un*u,

mela,u,an a,*ii*as seha"iha"i' ma,a sema,in &ana, (an5a"an "a+iasi

ele,*"ma%ne*i,. Ele,*"ma%ne*i, *e"+i"i a*as +ua ,m&inasi me+an lis*"i, +an me+an

ma%ne* an% mem(unai ene"%i sama &esa"na. /e5e(a*an me"am&a* sama +en%an

,e5e(a*an 5ahaa. Salah sa*u sum&e" lis*"i, +ilin%,un%an masa"a,a* a+alah Salu"an

U+a"a $e%an%an E,s*"a $in%%i =SU$E$> 00 ,?.

Me+an lis*"i, +an me+an ma%ne* su+ah a+a sea, &umi ,i*a ini *e"&en*u,.

A9an an% men%an+un% (*ensial ai"' *e"+a(a* me+an lis*"i, an% &esa"na an*a"a

3000 @ 30.000 ?#m. Demi,ian u%a &umi se5a"a alamiah &e"me+an lis*"i, =100 @ 00

?#m> +an &e"me+an ma%ne* =0'004 @ 0'007 m$>. Di +alam "umah' +i *em(a* ,e"a' +i

,an*" a*au +i &en%,el *e"+a(a* me+an lis*"i, +an me+an ma%ne* &ua*an. Me+an lis*"i,

+an me+an ma%ne* ini &iasana &e"asal +a"i ins*alasi +an (e"ala*an lis*"i,' an*a"a lain

&e"asal +a"i : sis*em ins*alasi +alam "umah' lema"i (en+in%in' A6' ,i(as an%in'

(m(a ai"' *ele8isi' mesin *i, ele,*"ni,' mesin (h*5(' ,m(u*e" +an ("in*e"'

mesin las' ,m("es"' salu"an u+a"a *e%an%an "en+ah#menen%ah =SU$R#M> an%

&e"+e,a*an' +an lainlain. -a+a sis*em ins*alasi an% &e"*e%an%an +an &e"a"us selalu

*im&ul me+an lis*"i,. $e*a(i me+an lis*"i, ini su+ah melemah ,a"ena a"a,na 5u,u(

auh +a"i sum&e".

1.2 $uuan1 Men%(e"asi,an se5a"a &ena" ala* u,u" lu,s "a+iasi me+an ma%ne*i5

aussme*e" 6A40.


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2 Mela,u,an (eme*aan = gridding) &e, (en%u,u"an se5a"a *e(a*'&ena"'+an

("5e+u"al.

3 Mem&ua* (e*a ,n*u" +ua +an *i%a +imensi se"*a (e*a %"i+ 8e5*" +a"i

(en%u,u"an lu,s "a+iasi %elm&an% ele,*"ma%ne*i, "uan% =Salu"an u+a"a*e%an%an e,s*"a *in%%i> +an &e, uni* 5m(u*e" +en%an &an*uan ("%"am

surfer for windows.4 Menen*u,an a(a,ah nilai lu,s "a+iasi EM an% +iu,u" mele&ihi a*au masih

+i&a9ah &a*as am&an% &a,u aman an% *elah +i*e*a(,an leh I6NIR- +an

EH6.

BAB II

TINJAUAN PUSTAKA

A elm&an%

elm&an% a+alah %e*a"an an% me"am&a* ai*u "am&a*an ene"%i +en%an*i+a, +ise"*ai (e"(in+ahan (a"*i,elna. en*u, i+eal +a"i sua*u %elm&an% a,an

men%i,u*i %e"a, sinusi+al =Le8 A. Os*"8s, Ale;an+e" I. -*a(8' 2002>.


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Gambar 21 elm&an% Sinusi+al

Benisenis elm&an% +a(a* +i&e+a,an &e"+asa",an a"ah "am&a*anna'

me+ium

(e"am&a*anna +an am(li*u+ sim(an%anna. e"+asa",an a"ah "am&a*anna a+a

+ua ma5am %elm&an%' ai*u :

1 elm&an% *"ans8e"sal ai*u %elm&an% an% a"ah "am&a*anna *e%a, lu"us

*e"ha+a( sim(an%anna

2. elm&an% ln%i*u+inal ai*u %elm&an% an% a"ah "am&a*anna seaa"

+en%an sim(an%anna. =Halli+a Resni5,' 1CC1>

e"+asa",an me+ium (e"am&a*anna :

1. elm&an% me,ani, ai*u %elm&an% an% meme"lu,an me+ium (e"am&a*an

2. elm&an% ele,*"ma%ne*i, ai*u %elm&an% *an(a meme"lu,an me+ium

(e"am&a*an.Hu&un%an +a"i se*ia( &esa"an &esa"an (a+a %elm&an%'

,e5e(a*an (e"am&a*an %elm&an% a+alah sa*u (anan% %elm&an% +i&a%i

(e"i+e.

elm&an% Ele,*"ma%ne*i,

elm&an% ele,*"ma%ne*i, a+alah %elm&an% an% +i +alam

(e"am&a*anna *i+a, meme"lu,an me+ium (e"an*a"a. 6n*hna sina" %amma =>'

sina" ' sina" ul*"a 8ile*' 5ahaa *am(a,' in"ame"ah' %elm&an% "a+a"' %elm&an%

$?' %elm&an% "a+i. elm&an% ele,*"ma%ne*i, a+alah %elm&an% an% *i+a,

meme"lu,an me+ium un*u, me"am&a* =Rin' 2011>. e&e"a(a sia*sia* %elm&an%

ele,*"ma%ne*i, a+alah se&a%ai &e"i,u*:


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1 elm&an% ele,*"ma%ne*i, +a(a* me"am&a* +alam "uan% *an(a me+ium.2 -e"u&ahan me+an lis*"i, +an me+an ma%ne*i, *e"a+i (a+a saa* an%

&e"samaan' sehin%%a ,e+ua me+an memili,i ha"%a ma,simum +an minimum

(a+a saa* an% sama +an (a+a *em(a* an% sama.3 A"ah me+an lis*"i, +an me+an ma%ne*i, salin% *e%a, lu"us +an ,e+uana

*e%a, lu"us *e"ha+a( a"ah "am&a* %elm&an% =*"ans8e"sal>.4 elm&an% ele,*"ma%ne*i, men%alami (e"is*i9a (eman*ulan' (em&iasan'

+an +i"a,si.

6e(a* "am&a* %elm&an% hana &e"%an*un% (a+a sia*sia* lis*"i, +an

ma%ne*i, me+ium an% +i*em(uhna.

6 Ra+iasi elm&an% Ele,e*"ma%ne*i, e&e"a(a enis ins*"umen analisis men%%una,an "a+iasi ele,*"ma%ne*i, +alam

(en%(e"asianna.

6n*h:

-a+a analisis +en%an U?#?isi&le s(e5*"(h*me*e"' ,nsen*"asi sua*u

,m(nen +alam sam(el +i*unu,,an +en%an &ana, se+i,i*na "a+iasi

ele,*"ma%ne*i, an% +ise"a( leh mle,ul a* i*u. Demi,ian (ula un*u, IR

=in"a"e+ s(e5*"(h*me*e"> +an u%a AAS =a*mi5 a&s"(*in

s(e5*"(h*me*e">. -a+a AAS' "a+iasi ele,*"ma%ne*i, +ise"a( leh a*ma*m

a* an% +ianalisis.

Ene"%i ele,*"ma%ne*i, mem(unai sia* %an+a ai*u:

1. Se&a%ai %elm&an%2. Se&a%ai "an%,aian (a,e* ene"%i an% +ise&u* *n.

/nse( *n (en*in% un*u, (em&ahasan in*e"a,si an*a"a "a+iasi +an &ahan.

Ra+iasi ele,*"ma%ne*i, +a(a* +ielas,an +en%an &e&e"a(asia*:

• F"e,uensi

• -anan% %elm&an%

•

/e5e(a*an

Sia* is*ime9a "a+iasi ele,*"ma%ne*i, : ,e5e(a*anna =5> ,ns*an =+alam "uan%

ham(a> 2'CC7C2 =10G > m#+e*i, a*au 53.=1010 > 5m#se5.. 5 +ise&u* ,e5e(a*an

5ahaa ,a"ena 5ahaa me"u(a,an sa*u &en*u, "a+iasi ele,*"ma%ne*i,. /e5e(a*an


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5ahaa +alam sua*u me+ium le&ih ,e5il +a"i nilai ini. Flu,s ma%ne*i, Flu,s

ma%ne*i, +i(e"leh +en%an mela,u,an in*e%"asi +a"i ("+u, s,ala" an*a"a 8e,*"

me+an ma%ne*i, +en%an 8e,*" elemen luas.

Gambar 22 Electromagnetic Spectrum

International Commisions on Non-Ionizing Radiation Protection =I6NIR-> (a+a*ahun 1CC4 *elah mensa"a*,an a+ana &a*as am&an% aman (a(a"an "a+iasi EM +a"i

uni* 5m(u*e" an% ,emu+ian +i"e8isi leh Enviromental Healt Commisions =EH6>

(a+a *ahun 200). Sa"a* &a*as am&an% *e"se&u* *e"5an*um +alam $a&el 2.1.

Semen*a"a' un*u, (e"ala*an ele,*"ni, an% *e"(asan% *un%%al = stand alone> nilai

&a*as am&an% (a(a"anna +isai,an +alam $a&el 2.2.

Sum&e" -a(a"an Ra+iasi

EM

-a(a"an Ma,simum ,husus lin%,un%an (u&li,

Me+an Lis*"i, =?#m>

Ra(a* Flu,s Ma%ne*i, =$>

Me+an EM alami 200 70 =Me+an ma%ne* umi>

6a*u +aa lis*"i, =+i +alam

"umah *i+a, &e"+e,a*an

+en%an su*e*>

100 0.2

6a*u +aa lis*"i, =+i &a9ah

su*e*>10000 20

Laa" $? +an mni*" 10 0.7

Ruan%an#La& /m(u*e" 100

Tab!" 21. -a(a"an ma,simum ,husus un*u, lin%,un%an (u&li, +a"i sum&e" "a+iasi EM

-e"ala*an Ele,*"ni, J 3 5m =$> J 30 5m =$> J 1 m =$>

Uni* /m(u*e" 0.30 K 0.01


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$? e"9a"na 2.0 0.042 0.010.1

Ra+i 1)) 1 K0.01

Se*"i,a G30 0.120.3 0.010.03

-en%e"in% Ram&u* )2000 0.017 0.010.03

Tab!" 22 Flu,s me+an "a+iasi (a+a (e"ala*an ele,*"ni, *un%%al =s*an+ alne>

BAB III

METODOLOGI

3.1 a,*u +an $em(a*

-"a,*i,um ini +ila,sana,an (a+a ha"i Ra&u *an%%al 13 A("il 201) +i

La&"a*"ium E,e(e"imen +an Ma*e"ial Bu"usan Fisi,a MI-A UNSOED (a+a (u,ul

0G.00 @ 10.00 I.

3.2 Ala* +an &ahan

-e"ala*an an% +i&u*uh,an +alam e,s(e"imen ini a+alah:

1. aussme*e"

2. Sum&e" "a+iasi ele,*"ma%ne* ,m(u*e" =6-U +an mni*">

3. Me*e"an

4. Mis*a" l%am

. S*9a"e Su"e" ?G

). Ala* $ulis

3.3 6a"a ,e"a

1. Menia(,an sa*u se* (e"ala*an ("a,*i,um meli(u*i ala* +an &ahan.2. Menen*u,an *i*i, l,asi (en%am&ilan nilai lu,s "a+iasi EM =sesuai a"ahan

asis*en>.


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3. Men%u,u" nilai lu,s "a+iasi EM +a"i a"ah +e(an *i*i, l,asi an% *elah

*e"(ilih +a"i a"ah +e(an mulai +a"i a"a, 0 5m sam(ai +en%an 00 5m =+en%an

,enai,an a"a, masin%masin% 0 5m>

4. Men5a*a* hasil nilai lu,s "a+iasi EM an% *e"+a(a* (a+a %aussme*e".. Men%ulan%i lan%,ah *e"se&u* un*u, a"ah &ela,an% ' ,anan' +an ,i"i.

3.4 Dia%"am Ali"


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BAB IV

HASIL DAN PEMBAHASAN

-a+a +asa"na se*ia( ala* ele,*"ni, semuana meman5a",an %elm&an%

ele,*"ma%ne*i,. A"us lis*"i, an% men%ali" +alam (i"an*i ha"+9a"e ala* ele,*"ni,'


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Gambar #1 -e*a /n*u" $i%a Dimensi

Gambar #2 -e*a /n*u" Dua Dimensi


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Da"i hasil an% +i(e"leh ma,a +a(a* +i,e*ahui &ah9a a"a, &e"(en%a"uh

*e"ha+a( nilai lu,s "a+iasi me+an ele,*"ma%ne*i,. Me+an ma%ne* an% +i(an5a",an

ini sema,in menu"un +en%an &e"*am&ahna a"a, an*a" %aussme*e" 6A40 +an %a"+u.

Hal ini +a(a* +iliha* +a"i +a*a hasil (en%ama*an. Sema,in auh a"a, %aussme*e"

*e"ha+a( mni*" ma,a nilai lu,s "a+iasi me+an ele,*"ma%ne*i,na sema,in ,e5il.

Hal ini u%a &e"la,u un*u, nilai lu,s "a+iasi me+an ele,*"ma%ne* (a+a ala*

ele,*"ni, lainna an% +a(a* +iali"i a"us lis*",. Hasil ini sesuai +en%an hu,um i"*

Sa8a"* &ah9a (an5a"an me+an ma%ne* an% +i*e"ima sua*u &en+a a,an &e",u"an%

se&an+in% +en%an (e"u&ahan a"a, sum&e" "a+iasi.

B= μ

0 I

2πr

-e*a ,n*u" 2D +an3D un*u, mni*" +an 6-U +i&ua* +en%an men%in(u* +a*a

*i*i, in*e"8al +an &esa"na lu,s "a+iasi EM an% *elah +iu,u" +en%an aussme*e".

Da"i (e*a ,n*u" *e"liha* &ah9a nilai lu,s "a+iasi *e"&esa" *e"+a(a* +i (usa* sum&e"

"a+iasi' selanu*na a,an sema,in &e",u"an% un*u, a"a, an% sema,in auh +a"i

sum&e". Hal lain an% 5u,u( +i(e"ha*i,an &e"+asa",an hasil e,s(e"imen*al a+alah

"a+iasi *e"&esa" &e"a+a +i *i*i, sum&e" +a"i a"ah +e(an. Bi,a +i&an+in%,an +en%an

,"+ina* =0'0> +a"i a"ah selain +e(an' nilaina auh le&ih ,e5il +i&an+in%,an +a*a

(en%ama*an +a"i a"ah +e(an%a"+u. /emu+ian +a"i +a*a an% +iam&il (a+a em(a*

&a%ian %a"+u' +a(a* +i&ua* %"ai, hu&un%an an*a"a me+an ma%ne* +en%an a"a,.

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BAB V

PENUTUP

.1 /esim(ulan

Da"i ("a,*i,um an% *elah +ila,u,an' +a(a* +isim(ul,an &ah9a +ae"ah

+ise,elilin% %a"+u *e"+a(a* lu,s "a+iasi %elm&an% ele,*"ma%ne*i, an% &esa"

nilaina men%um(ul (a+a &a%ian (usa* =0'0>. esa" lu,s "a+iasi +ise,i*a" %a"+u

masih +alam *in%,a*an +i&a9ah International Commisions on Non-Ionizing

Radiation Protection =I6NIR-> +an Enviromental Healt Commisions =EH6> an%

menaa*a,an &ah9a &esa" nilai 5a*u +aa lis*"i, =+i +alam "umah *i+a, &e"+e,a*an

+en%an su*e*> ha"us memili,i "a(a* lu,s ma%ne*i, se&esa" 0.2 $. -a+a a"a, le&ih+a"i 00 5m nilai "a(a* lu,s ma%ne*i, a,aan +i &a9ah 0.2 $.

DAF$AR -US$A/A

Halli+a Resni5,. 1CC1. !isi"a. #ilid $. Ba,a"*a : E"lan%%a

Le8 A. Os*"8s, Ale;an+e" I. -*a(8. 2002. %odulated &ave 'eor( and pplications.Bhns H(,ins Uni8e"si* -"essISN 0G01G732G

Rin. 2011. *elom+ang . h**(:##"in.mul*i(l.5m#u"nal#i*em#47. Dia,ses (a+a *an%%al 17G

A("il 201). -a+a (u,ul 1.30 I.

LAMPIRAN

http://ryin.multiply.com/journal/item/47http://ryin.multiply.com/journal/item/47


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