Paper Viskositas Bola Jatuh

LABORATORIUM MEKANIKA FLUIDA PRODI TEKNIK KIMIA AKADEMI MINYAK MINYAK DAN GAS BALONGAN INDRAMAYU 2017

MENENTUKAN NILAI VISKOSITAS PADA PERCOBAAN VISKOSITAS BOLA JATUH Determining The Viscosity Price At The Experiment Of Ball Viscosity  Zida Idhum Ma’rifa, Ad!i O"#a$iai D%&i, E'(a Sa'(a)i'a, *ai(a' A")ar +haa'i, Muhammad Bu(r-' Karim, Nada S%#!-rii Pu#ri Sa#-(./010002 Kelompok110mekl! Kelompok110m ekl!"gmail#co "gmail#com m

Pra"#i"um 3 Sa)#u, ./ Jui 40.5 P%6um7u'a 3 Mi66u, Mi66u, 4. Jui 40.5 A(i(#% 3 A6i Ahmad Lu#8i 9 .:0.00:; < A'i! Ahmad K%#h-a K%#h-a 9 .:0.00.0 < Dh%ad%'a Pu#ri Raha!u 9 .:0100.; < Dhima( Idra6ua& Idra6ua&a a 9 .:0.0.1. < *a#ha *a#ha Karima 9 .:0.0.0: < +u(#! T%=a T%=a Ku(uma 9 .:0.04.. < Khairui(a Nuria Nuria Rahmi 9 .:01001> < Muhamad Da"i ?a'i!!uddi ?a'i!!uddi 9 .:0100.. < Muhamad @u(ri' Mira Mira +%-fai 9 .:0100>/ .:0100> / < Muhammad Za%a' Za%a' A)idi 9 .:0.0.01< Na(!ia#u' Ai(!ah Ai(!ah 9.:010054 9.:010054 < Umu' -dri!ah -dri!ah 9.:01000.< @u(ia Ka!%#au( Ka(i&a''i 9 .:0.04/; <  Abstrak 

9Id-
1

a#au 7a(a' (%"- 9Pa (< Sa#ua Si(#%m I#%ra(i-a' I#%ra(i-a' 9SI< u#u" "--8i(i% $i("-(i#a( ada'ah N(m4 F Pa( Pa( 97a(a' 97a(a' (%"-< (%"-< Sa#ua Sa#ua C+S 9%#im%#%r 9%#im%#%r 6ram (%"-< (%"-< u#u" u#u" (i "--8i(i% "--8i(i%  $i("-(i# $i("-(i#a( a( ada'ah ada'ah d!(m4 F 7-i(% 9P< 9I6
TUJUAN 1. Meng Menget etah ahui ui Def Defin inis isii dari dari vis visko kosi sias as.. 2.

Mene Menetu tuka kan n nila nilaii keke kekent ntal alan an vis visko kosi sita tas! s! suat suatu u cair cairan an deng dengan an meng menggun gunak akan an metode viskositas bola "atuh.

#.

Meng Menget etah ahui ui $rin $rinsi si$ $ ker"a ker"a %isk %iskom omet eter er..

&.

Memandingk Memandingkan an kece$a kece$atan tan bola "atuh "atuh $ada $ada fluida fluida 'ang 'ang berbeda. berbeda.

(.

Mengetahu Mengetahuii )aktor* )aktor*)akt )aktor or 'ang 'ang mem$en mem$engaru garuhi hi %isko %iskositas sitas suatu suatu fluida fluida..

2  A+AT  A+AT DAN ,A-AN

A'a# !a6 di6ua"a 7ada 7%r-)aa Vi("-(i#a( B-'a Ja#uh ada'ah 3  Ja6"a S-r-6

2

ambar 1 Ja6"a S-r-6

Ja6"a S-r-6 !a6 #%r)ua# dari )%(i !a6 di6ua"a u#u" m%6u"ur diam%#%r )-'a 

Ka"i Tia6

ambar 2 Ka"i Tia6

Ka"i Tia6 !a6 #%r)ua# dari )%(i !a6 di6ua"a u#u" m%66a#u6"a #a)u6 "aa 

Mi(#ar

ambar # mi(#ar

Mi(#ar a#au P%66ari( !a6 di6ua"a u#u" m%6u"ur "%#i66ia 8'uida 

N%raa Digital 

3

ambar & N%raa Digital 

N%raa Digital  !a6 di6ua"a u#u" m%im)a6 )%da a#au "%'%r%6 !a6 a"a dima(u"a "%da'am 8'uida 

P%6ai# B-'a

ambar ( Ja6"a S-r-6

P%6ai# B-'a !a6 !a6 di6ua"a u#u" m%6am)i' )-'a dida'am #a)u6 "aa !a6 )%ri(i 8'uida (%#%'ah di'a"u"a 7%r-)aa 

%top&atch

ambar / Ja6"a S-r-6 %top&atch !a6 di6ua"a u#u" m%6u"ur &a"#u #%m7uh )-'a (am7ai di #i##i" !a6 

dii6i"a (aa# di =a#u"a "%da'am #a)u6 "aa !a6 )%ri(i 8'uida Ta)u6 Kaa 4

ambar 0 Ta)u6 Kaa

Ta)u6 Kaa !a6 di6ua"a (%)a6ai &adah *uida !a6 a"a di u=i $i("-(i#a(!a 

Tia6

ambar  Tia6

Tia6 !a6 di6ua"a (%)a6ai (adara #a)u6 Kaa Baha !a6 di6ua"a 7ada 7%r-)aa "a'i ii ada'ah  *'uida +%'

ambar  *'uida +%'

*'uida +%' !a6 di6ua"a (%)a6ai 7aram%#%r 7%6u=i )%(ar!a Vi("-(i#a( 5



*'uida Mi!a"

ambar 13 *'uida Mi!a"

*'uida Mi!a" !a6 di6ua"a (%)a6ai 7aram%#%r 7%6u=i )%(ar!a Vi("-(i#a( 

*'uida O'i

ambar 13 *'uida -'i

*'uida -'i !a6 di6ua"a (%)a6ai 7aram%#%r 7%6u=i )%(ar!a Vi("-(i#a( 

K%'%r%6

6

ambar 11 K%'%r%6

K%'%r%6 Di6ua"a (%)a6ai 7%%#u "%%7a#a (aa# )%r#%mu 8'uida !a6 m%mi'i"i Vi("-(i#a(

#

DASA4 T5647 %iskositas

Vi("-(i#a( ada'ah u"ura r%(i(#%(i a# air u#u" m%6a'ir Ma"i )%(ar r%(i(#%(i (ua#u a# air u#u" m%6a'ir (%ma"i )%(ar 7u'a Vi("-(i#a(!a Vi("-(i#a( =u6a 7%6u"ura dari "%#ahaa 8'uida !a6 diu)ah )ai" d%6a #%"aa mau7u #%6a6a Vi("-(i#a( =u6a diar#i"a (%)a6ai "%"%#a'a a#au "%#%)a'a (ua#u 8'uida #%r(%)u# Za# air da'am "%"%#a'a!a da7a# di)%da"a m%=adi dua !ai#u "%"%#a'a diami" a#au "%"%#a'a a$solte da "%"%#a'a "i%ma#i" Da'am )%)%ra7a ma(a'ah m%6%ai 6%ra" a# air, "%"%#a'a diami" dihu)u6"a d%6a "%"%#a'a "i%ma#i" (%)a6ai )%ri"u# 3

........................................................................................................................... 1! K%#%ra6a

3

V 

3 K%"%#a'a Ki%ma#i"



3 K%"%#a'a Diami"



3 Ra7a# Ma((a

D%6a  ada'ah ra7a# ma((a a# air 9"6m1< "%"%#a'a "i%ma#i" )ia(a!a di7%6aruhi -'%h #%m7%ra#ur 9T< T%m7%ra#ur !a6 #i66i K%"%#a'a "i%ma#i" a# air a"a r%'a#if "%i' da da7a# dia)ai"a %iskosimeter ,ola Jatuh

7

S%'ai i#u $i("-(i#a( da7a# di#%#u"a =u6a d%6a ara -o$$ler, )%rda(ar"a hu"um Stokes 9)%rda(ar"a =a#uh!a )%da m%'a'ui m%dium a# air< Pada $i("-(im%#%r =%i( ii (ua#u )-'a 6%(%r a#au )-'a =a#uh "% )a&ah da'am (ua#u #a)u66%'a( !a6 ham7ir $%r#i"a', m%6adu6 aira !a6 diu=i 7ada #%m7%ra#ur "-(#a# La=u =a#uh!a )-'a !a6 m%m7u!ai "%%7a#a da diam%#%r #%r%##u ada'ah "%)a'i"a dari fu6(i $i("-(i#a( (am7%' #%r(%)u# ?a"#u )a6i )-'a #%r(%)u#  u#u" =a#uh a#ara dua #ada diu"ur d%6a #%'i#i da diu'a6i )%)%ra7a "a'i $i("-(i#a( aira dihi#u6 d%6a rumu( 3  R=6 πηrv R= 6πηrv

.....................................................................................

.....................................2!

K%#%ra6a R   r $

3

F +a!a P%6ha'a6 F K-%8i(i%# "%"%#a'a 9CP< F Jari=ari )-'a 9m< F K%%7a#a r%'a#if )-'a da'am a# air 9m(< B%rda(ar"a hu"um Stokes 7ada "%%7a#a )-'a ma"(imum #%r=adi

"%(%#im)a6a (%hi66a 6a!a 6%(%", 6a!a )%ra#, 6a!a  Archimides  Pri(i7 "%r=a!a ada'ah m%66%'idi6"a B-'a 9#%r)ua# dari "aa< m%'a'ui #a)u66%'a( !a6 )%ri(i a# air !a6 #%'ah di(%'idi"i "%%7a#a =a#uh!a )-'a m%ru7a"a fu6(i dari har6a r%(i7r-" (am7%'

ambar 1 %iskosimeter Sumber 8 http://www.google.com!

8

B%(ara 6%(%"a a#ara )%da d%6a a# air di(%)u# =u6a d%ra=a#  "%"%#a'a a# air, =adi (%ma"i )%(ar $i("-(i#a( a# air, ma"a (%ma"i (u(ah )%da 7ada# )%r6%ra" da'am a# air #%r(%)u# Pada (aa# 7%r-)aa mu'amu'a )-'a a"a m%6a'ami 7%r%7a#a di da'am a# air, amu "ar%a "%"%#a'a aira 7%r%7a#a B-'a )%r"ura6 da a"hir!a -' Pada (aa# i#u "%%7a#a )-'a "-(#a Ma"a m%uru# hu"um Stokes 3 2 .......................................................................................................................... #! 2r

Vm=

9π

g (ρb - ρf)

K%#%ra6a

3

Vm

F K%%7a#a 9m(.<



F Vi("-(i#a(

r

F Jari=ari )-'a 9m<

)

F Ra7a# ma((a )-'a 9"6m1<

-

F Ra7a# ma((a aira 9"6m1<

9aktor*)aktor 'ang Mem$engaruhi 9luida 1.

Suhu

Vi("-(i#a( )%r)adi6 #%r)a'i" d%6a (uhu Ji"a (uhu ai" ma"a Vi("-(i#a( a"a #uru )%6i#u (%)a'i"!a A7a)i'a (uhu #uru ma"a Vi("-(i#a( a"a ai" Ha' ii di(%)a)"a ada!a 6%ra"a 7ar#i"%'7ar#i"%' aira !a6 (%ma"i %7a# a7a)i'a (uhu di#i6"a#"a da m%uru "%"%#a'a!a 2.

:onsentrasi +arutan

Vi("-(i#a( )%r)adi6 'uru( d%6a "-(%#ra(i 'aru#a Sua#u 'aru#a d%6a "-(%#ra(i #i66i a"a m%mi'i"i $i("-(i#a( !a6 #i66i 7u'a "ar%a "-(%#ra(i 'aru#a m%!a#a"a )a!a"!a 7ar#i"%' a# !a6 #%r'aru# #ia7 (a#ua 'olme( (%ma"i )a!a" 7ar#i"%' a# !a6 #%r'aru# #ia7 (a#ua $-'um% (%ma"i )a!a" 7ar#i"%' !a6 #%r'aru#, 6%(%"a a#ar 7ar#i"%' !a6 (%ma"i #i66i da $i("-(i#a(!a (%ma"i #i66i 7u'a #.

,erat Molekul

Vi("-(i#a( )%r)adi6 'uru( d%6a )%ra# m-'%"u' solte "ar%a d%6a ada!a solte !a6 )%ra# a"a m%6ham)a# a#au m%m)%ri )%)a !a6 )%ra#  7ada aira (%hi66a m%ai""a $i("-(i#a( &.

Tekanan

Pada (aa# #%"aa m%i6i"a# ma"a $i("-(i#a( 8'uida 7u ai" 9

(.

;enambahan
Ada!a 7%am)aha )aha #am)aha (%7%r#i )aha (u(7%(i da7a#  m%m7%r)%(ar $i("-(i#a( Jenis*"enis 9luida

*'uida m%mi'i"i =%i(=%i( (%)a6ai )%ri"u# !ai#u di"%'-m7-"a m%=adi dua )a6ia )%rda(ar"a 3 1.

9luida Ne=tonian

*'uida N%&#-ia !ai#u a# air !a6 m%mi'i"i #%6a6a 6%(%r 9

τ 

<

du (%)adi6 d%6a 6radi% "%%7a#a -rma' 9 dy < #%rhada7 arah a'ira +radi% "%%7a#a ada'ah 7%r)adi6a a#ara 7%ru)aha "%%7a#a da 7%ru)aha =ara" #%m7uh 2. 9luida non*Ne=tonian

 *'uida -N%&#-ia !ai#u =i"a a# diadu" a"a #%r(i(a (ua#u 'u)a6 Lu)a6 ii a"a #%ri(i (%iri6 d%6a)%r=a'a!a &a"#u, ha' i#u m%u=u"a )ah&a 8'uida a#au a# a"a m%6a'ir #%ru(m%%ru( "ar%a di7%6aruhi 6a!a 6a!a !a6 )%"%r=a 7ada 8'uida #%r(%)u# Namu 8'uida ii da7a# di"'a(i8i"a(i"a 'a6i )%rda(ar"a "%mam7ua m%aha #%"aa, (#ru"#ur m-'%"u'!a, #%6a6a 6%(%r!a !a6 di"%a"a da )%rda(ar"a (ifa# a'ira!a B%ri"u# 7%66am)ara 6radi% "%%7a#a d%6a 8'uida N%&#-ia da -N%&#-ia m%'a'ui 6ra8i" (%)a6ai )%ri"u# 3

rafik 1 Tegangan eser terhada$ radien :ece$atan

10

rafik 2 radien :ece$atan

Si)at*si)at 9isis 9luida

S%=auh !a6 "i#a "%#ahui, 8'uida ada'ah 6u6u(a !a6 #%r(u(u a#a( m-'%"u' m-'%"u' d%6a =ara" 7i(ah !a6 )%(ar u#u" 6a( da "%i' u#u" a# air M-'%"u' m-'%"u' i#u #ida" #%ri"a# 7ada (ua#u "i(i, m%'ai"a (a'i6 )%r6%ra" )%)a( #%rhada7 (a#u (ama 'ai B%ri"u# (ifa#(ifa# 8'uida 3

1.

4a$at Massa> ,erat Jenis dan 4a$at 4elati) 

Ra7a# ma((a 9< ada'ah u"ura "-(%#ra(i ma((a a# air da di!a#a"a da'am )%#u" ma((a 9m< 7%r(a#ua 'olme 9V< ..................................................................................................................... &!

Dimaa3  F D%(i#a( 9"6m1< M F ma((a 9"6< V F 'olme 9m1< Ra7a# ma((a air 9 air< 7ada (uhu : -C da 7ada #%"aa a#m-(f%r 9a#m< ada'ah .000 "6m1 B%ra# =%i( 96< ada'ah )%ra# )%da 7%r(a#ua $-'um% 7ada #%m7%ra#ur da #%"aa #%r#%#u, da )%ra# (ua#u )%da ada'ah ha(i' "a'i a#ara ra7a# ma((a 9< da 7%r%7a#a 6ra$i#a(i 96 <

....

...................................................................................................................... (!

11

Dimaa 3   F )%ra# =%i( 9 Nm1<  F ra7a# ma((a 9"6d# 4< 6 F 7%r%7a#a 6ra$i#a(i 9md# 4< Ra7a# r%'a#if 9(< ada'ah 7%r)adi6a a#ara ra7a# ma((a (ua#u a# 9< da ra7a# ma((a air 9 air<, a#au 7%r)adi6a a#ara )%ra# =%i( (ua#u a# 9< da )%ra# =%i( air 9 air<Ra7a# r%'a#if 9(< ada'ah 7%r)adi6a a#ara ra7a#  ma((a (ua#u a# 9< da ra7a# ma((a air 9 air<, a#au 7%r)adi6a a#ara )%ra#  =%i( (ua#u a# 9< da )%ra# =%i( air 9 air<

.................................................................................................. ........................

/!

Kar%a 7%6aruh #%m7%ra#ur da #%"aa 7ada ra7a# ma((a a# air (a6a# "%i', ma"a da7a# dia)ai"a (%hi66a ra7a# ma((a a# air da7a#  dia66a7 #%#a7

2.

:ekentalan viscocity !

K%"%#a'a ada'ah (ifa# dari a# air u#u" m%'a&a #%6a6a 6%(%r 9< 7ada &a"#u )%r6%ra" a#au m%6a'ir K%"%#a'a di(%)a)"a ada!a "-h%(i a#ara 7ar#i"%' a# air (%hi66a m%!%)a)"a ada!a #%6a6a 6%(%r a#ara m-'%"u'm-'%"u' !a6 )%r6%ra" Za# air id%a' #ida" m%mi'i"i "%"%#a'a K%"%#a'a a# air da7a# di)%da"a m%=adi dua !ai#u "%"%#a'a diami" 9< a#au "%"%#a'a a$solte da "%"%#a'a "i%ma#i( 9< Da'am )%)%ra7a ma(a'ah m%6%ai 6%ra" a# air, "%"%#a'a diami" dihu)u6"a d%6a "%"%#a'a "i%ma#i" (%)a6ai )%ri"u#3

...................................................................................................................... ....

0!

d%6a  ada'ah ra7a# ma((a a# air 9"6m1< #.

:emam$atan Compressibility !

M%ru7a"a 7%ru)aha 'olme "ar%a ada!a 7%am)aha a# a#au 7%ru)aha #%"aa, !a6 di#u=u"a -'%h 7%r)adi6a a#ara 7%ru)aha #%"aa da 7%ru)aha 'olme #%rhada7 'olme a&a' P%r)adi6a #%r(%)u# di"%a' d%6a m-du'u( %'a(#i(i#a( 9"<

12

......................................................................................................................... .!

Da'am ha' ii, 8'uida )i(a di)a6i m%=adi compressi$le li!  da incompressi$le li!  S%ara umum, aira )%r(ifa# compressi$le (%da6"a 6a( )%r(ifa# incompressi$le K%mam7ua (ua#u 8'uida u#u" )i(a di"-m7r%(i )ia(a!a di!a#a"a da'am $lk compressi$ility   m-du'u(I(#i'ah compressi$le  li!   da incompressi$le li!  h%da"!a di)%da"a d%6a i(#i'ah -m7r%((i)'% 8'-& da incompressi$le lo&  )ompressi$le lo&   ada'ah a'ira dimaa d%(i#a( 8'uida!a #ida" )%ru)ah dida'am m%da a'ira 9 lo& iel! <, mi(a'!a a'ira air S%da6"a i-m7r%((i)'% 8'-& ada'ah a'ira dimaa d%(i#a( 8'uida!a )%ru)ah dida'am m%da a'ira, mi(a'!a a'ira udara &.

:a$ilarita (

Ka7i'ari#a( #%r=adi a"i)a# ada!a 6a!a "-h%(i da adh%(i a#ar m-'%"u', =i"a"-h%(i '%)ih "%i' dari 7ada adh%(i ma"a a# air a"a ai" da (%)a'i"!a =i"a '%)ih )%(ar ma"a a# air a"a #uru K%ai"a a#au 7%urua a# air di da'am (ua#u#a)u6 da7a# dihi#u6 d%6a m%!ama"a 6a!a a6"a# !a6 di)%#u" -'%h #%6a6a 7%rmu"aa d%6a 6a!a )%ra#

ambar & :enaikan dan ;enurunan :a$ilaritas a. :enaikan ? b. ;enurunan! Sumber 8 http://www.google.com/Kapilaritas !

S%ara ma#%ma#i( di6am)ar"a (%)a6ai )%ri"u# 3

..................................................................................................................... .....!

/.

Dimaa

3

h

F K%ai"a a#au 7%urua a# air 9m<

Pressure atau Tekanan 13

T%"aa di)a6i m%=adi dua !ai#u #%"aa a$solte da a'a# u"ur #%"aa !ai#u  pressre gage# 0.

Tegangan $ermukaan sur)ace tension !

M-'%"u'm-'%"u' 7ada a# air a"a (a'i6 #ari" m%ari" (%ara (%im)a6 dia#ara (%(ama!a d%6a 6a!a )%r)adi6 'uru( d%6a ma((a 9m< da )%r)adi6 #%r)a'i" d%6a "uadra# =ara" 9r< a#ara 7u(a# ma((a .................................................................................................................. ........13!

D%6a

3

*

F 6a!a #ari" m%ari"

m

F ma((a m-'%"u' . da 4

r

F =ara" a#ar 7u(a# ma((a m-'%"u'

Ji"a a# air )%r(%#uha d%6a udara a#au a# 'ai!a, ma"a 6a!a #ari" m%ari" a#ara m-'%"u' #ida" (%im)a6 'a6i da m%!%)a)"a m-'%"u' m-'%"u' 7ada 7%rmu"aa a# air m%'a"u"a "%r=a u#u" #%#a7 m%m)%#u" 7%rmu"aa a# air K%r=a !a6 di'a"u"a -'%h m-'%"u'm-'%"u' 7ada 7%rmu"aa a# air #%r(%)u# diama"a #%6a6a 7%rmu"aa 9(< T%6a6a 7%rmu"aa ha!a )%"%r=a 7ada )ida6 7%rmu"aa da )%(ar!a (ama di (%mua #i#i" .

Tem$eratur

T%m7%ra#ur 9(uhu<, 7aa( (7%(i8i" 9(7%i8i h%a#<, "-du"#i$i#a( #%rma', da "-%8i(i% %"(7a(i #%rma'3 Paa( (7%(i8i" ada'ah =um'ah %%r6i 7aa( !a6 di7%r'u"a u#u" m%ai""a (a#u (a#ua ma((a (%)%(ar (a#u d%ra=a# K-du"#i$i#a( #%rma' m%u=u""a "%mam7ua 8'uida u#u" m%6ha#ar"a 9m%6"-du"(i"a< 7aa( S%da6"a "-%8i(i% %"(7a(i #%rma' m%6hu)u6"a a#ara #%m7%ra#ur da d%(i#a( 7ada #%"aa "-(#a ;rinsi$ dan A$likasi di Dunia 7ndustri

Pri(i7 dari 7%r-)aa ii ada'ah m%%#u"a $i("-(i#a( (ua#u aira !a6 diu"ur 7ada (uhu #%r#%#u d%6a m%66ua"a $i("-m%#%r -(&a'd da air !a6 )%r7%ra (%)a6ai 7%m)adi6!a S%'ai i#u =u6a da7a# di#%#u"a ra7a#a ma(a aira 7ada (uhu #%r#%#u d%6a m%66ua"a 7i"-m%#%r A7'i"a(i da'am duia idu(#ri ii ada'ah (%ri6 di=um7ai 7ada 7%'uma( m%(i !a6 "i#a "%a' d%6a -'iO'i !a6 di)u#uh"a #ia7#ia7 #i7% m%(i idu(#ri )%r)%da )%da "ar%a #i7% m%(i =u6a m%m)u#uh"a "%"%#a'a !a6 )%r)%da 7u'a S%)a6ai 7%'uma( m%(i, -'i a"a m%m)ua# 6%(%"a a#ar "-m7-% dida'am m%(i )%r6%ra" '%)ih ha'u( d%6a ara ma(u" "%da'am %'ah %'ah m%(i (%hi66a m%mudah"a m%(i u#u" m%a7ai (uhu "%r=a !a6 id%a'

14

K%"%#a'a di(%)a)"a "ar%a "-h%(i a#ara 7a#i"%' a# airZa# air id%a' #ida" m%m7u!ai "%"%#a'a Za# air m%m7u!ai )%)%ra7a (ifa# (%)a6ai )%ri"u# 9 @'lie> 12< 3 a A7a)i'a rua6a '%)ih )%(ar dari $-'um% a# air a"a #%r)%#u" 7%rmu"aa )%)a( h-ri-#a' !a6 )%rhu)u6a d%6a a#m-(f%r ) M%m7u!ai ra7a# ma(a da )%ra# =%i(  Da7a# dia66a7 #ida" #%rmam7a#"a d M%m7u!ai $i("-(i#a( 9"%"%#a'a< % M%m7u!ai "-h%(i, ad%(i da #%6a6a 7%rmu"aa &

M5T6D6+67

M%#-d% 7%r-)aa 7ada 7ra"#i"um Ma-m%#%r "a'i ii ada'ah (%)a6ai )%ri"u# 3 . M%!ia7"a a'a# da )aha !a6 a"a di6ua"a 4 M%6u"ur =ari=ari )-'a d%6a Ja6"a S-r-6 *# M%im)a6 ma((a )-'a d%6a N%raa Digital# : M%m7%rha#i"a "%dudu"a dimaa "%'%r%6 dia66a7 m%a7ai "%%7a#a #%rmia' / M%adai "%dudu"a #%r(%)u# (%)a6ai "%dudu"a T > M%=a#uh"a "%'%r%6 dari 7%rmu"aa da hi#u6 &a"#u "%'%r%6 m%a7ai #i#i" T 5 M%a#a# 7a=a6 'i#a(a da &a"#u #%m7uh ; M%6am)i' )-'a m%66ua"a 7%6ai# )-'a 2 M%'a"u"a 7%r-)aa !a6 (ama d%6a 8'uida !a6 )%r)%da .0 M%ra7ih"a a'a# da )aha (

DATA dan ;5N6+A-AN DATA ;engolahan Data #./ -asil ;engamatan %iskostas 9luida Min'ak 6li el

#./.1

Dbola m! *2

1>2  13 1>/  13*2 2>(0  13*2

mbola m!

Dtabung m! *#

2>#  13 (>(  13*# 22  13*#

;ercobaan ;ertama Min'ak!

Di"%#ahui

3

D)-'a

F .,4  .04m

m)-'a

F 4,1  .01"6

D#a)u6

F :  .04m

8'uida

F ;4/ "6m1

h

F 0,/ m 15

*2

&  13 &  13*2 &  13*2

kg.m !

h m!

t tem$uh s!

2( 01( 2(

3>( 3>( 3>(

1>3 2>3 20>1

fluida *#

# #%m7uh

F .,02 say$olt   d%#i"

Di#a!a

3

V)-'a

F QQ

)-'a

F QQ

Vm

F QQ

*

F QQ

R7r'

F QQ

A

F QQ



F QQ

$

F QQ

 say$olt 

F QQ

$say$olt 

F QQ

Ja&a)

3

V)

4 π 3 r1

F F

4 −2 3 (3,14)( 0,6 x 10 ) 3

F 2,0:1  .05m1 ρb

mb

F

Vb −3

2,3 x 10 −7 9,043 x 10

F

F 4/:1,:0: "6m1 Vm

F F

h t 0,5 1,09

F 0,:/2 m(. *

F m)-'a  6 F 4,1  .01  2,;. F 44,/>1  .01 N

16

R7r'

F F

ρflu!" ρ"r

#25 1000

F 0,;4/ A

F 9D#a)u6<4 F 1,.: 9:  .04<4 F /,04:  .01m4



F

 F   A dv dy

22,563 x 10 −3

F

5,024 x 10 0,459 0,5

−3

F :,;24 Pa( V 

F F

µ

ρflu!" 4,#92 #25

F 0,00> m4(  say$olt 

F90,00440# 

1,35 t

F90,004409.,02< 

< R7r' 1,35 < 0,;4/ 1,09

F  .2,00/ 7 V say$olt 

F 90,00440# 

1,35 t

F 90,004409.,02<  F  41,01> ( #./.2

;ercobaan :edua 6li!

Di"%#ahui

3

D)-'a

F .,>  .04 m 17

< 1,35 < 1,09

m)-'a

F /,/  .01 "6

D#a)u6

F :  .04 m

8'uida

F 5./ "6m1

h

F 0,/ m

# #%m7uh

F 4,0; say$olt   d%#i"

Di#a!a

3

V)-'a )-'a

F QQ

Vm

F QQ

*

F QQ

R7r'

F QQ

A

F QQ



F QQ

$

F QQ

 say$olt 

F QQ

$say$olt 

F QQ

Ja&a)

3

V)

4 π 3 r1

F F

4 −2 3 (3,14)( 0,# x 10 ) 3

F 4,.:1  .0>m1 ρb

mb

F

Vb −3

5,5 x 10 −6 2,143 x 10

F

F 4/>>,:2> "6m1 Vm

F F

h t 0,5 2,0#

F 0,4:0 m(. 18

*

F m)-'a  6 F /,/  .01  2,;. F /,12/  .04 N

R7r'

F F

ρflu!" ρ"r 715 1000

F 0,5./ A

F

4

 9D#a)u6<

F 1,.: 9:  .04<4 F /,04:  .01m4



F

 F   A dv dy

F

5,395  x 10 −3 5,024  x 10 0,240 0,5

−3

F /,./: Pa( V 

F

$ ρflu!"

F

5,154 715

F 0,005 m4(  say$olt 

F90,004409#< 

1,35 < R7r' t  1,35 <  0,;/5 2,0#

90,0044094,0;<  F 10,40> 7 V say$olt 

F 90,004409#< 

1,35 < t 

F 90,0044094,0;<  F :4,4:5 ( 19

1,35 < 2,0#

#./.#

;ercobaan :etiga el!

Di"%#ahui

3

D)-'a

F 4,/5  .04 m

m)-'a

F 44  .01 "6

D#a)u6

F :  .04 m

8'uida

F 24/ "6m1

h

F 0,/ m

# #%m7uh

F 45,.2 say$olt   d%#i"

Di#a!a

3

V)-'a

F QQ

)-'a

F QQ

Vm

F QQ

*

F QQ

R7r'

F QQ

A

F QQ



F QQ

$

F QQ

 say$olt 

F QQ

$say$olt 

F QQ

Ja&a)

3

V)

4 π 3 r1

F F

4 −2 3 (3,14)(1,2#5 x 10 ) 3

F ;,;;:  .0> m1 ρb

mb

F

Vb −3

22 x 10 −6 #,##4  x 10

F

F 4:5>,1>4 "6m1 Vm

F

h t

20

0,5 27,19

F

F 0,0.; m(. *

F m)-'a  6 F 44  .01  2,;. F 4,./;  .0. N

R7r'

F F

ρflu!" ρ"r

925 1000

F 0,24/ A

F

4

 9D#a)u6<

F 1,.: 9:  .04<4 F /,04:  .01m4



F

 F   A dv dy

2,15# x 10 −1

F

5,024 x 10 0,01# 0,5

−3

F ..21,.>5 Pa( V 

F

$ ρflu!"

F

1193,167 925

F .,420 m4(  say$olt 

F 90,004409#< 

1,35 <R7r' t 

F 90,00440945,.2< 

1,35 < 0,24/ 27,19

F  /01,0/; 7 V say$olt 

F 90,004>  41,5>4  21

1,95 t

<

F 90,004>  41,5>4 

1,95 < 23,762

F  /:1,;:5 ( #./.&

Data Terbaik %iskositas Dinamik!

 μ ´

F

 μ 1% &2% &3 3

F

4,#92 Pa . s+ 5,154  Pa. s % 1193,167 '"3 3

F :0.,05. Pa( ´ <4 9  μ

F 9:0.,05.<4 F

 μ

4

.>0;/5,2:5 Pa(4

F 9 μ .<4  9 μ 4<4  9 μ 1<4 F9:,;24 <4  9/,./: <4  9..21,.>5 <4 F.:41>25,2;/ Pa(4 F

 + μ

F

√(

∑  μ

2

2

 - * ( μ´ )

* * - 1)

√

1423697,9#5 - 3(160#57,947 )+ 3 (3 - 1 )

F12>,0:; Pa( Da#a T%r)ai" 3  μ ´  ∆μ

F:0.,05.  12>,0:; F/,041 Pa(

 μ ´  ∆μ

F:0.,05.  12>,0:; F525,..2 Pa(

Jadi da#a #%r)ai" dari $i("-(i#a( diami" )%r"i(ar a#ara /,041 Pa( (am7ai d%6a 525,..2 Pa( #./.(

Data Terbaik %iskositas :inematik!

´ V 

F

V1% V2% V3 3

F

0,006% 0,007 % 1,290 3

F 0,:1: m4( 22

´ <4 9 V 

F 90,:1:<4 F

0,.;; m:(4

F 9V .<4  9 V  4<4  9V 1<4

V 

F 9 0,006 <4  9 0,007 <4  9 1,290 <4 F .,>>: m:(4 F

 +V 

F

√ √

∑V

2

2

´  )  - * ( V 

* ( * - 1)

1,664- 3( 0,1## 3 (3 - 1 )

)+

F 0,:>5 m4( Da#a T%r)ai" 3 ´  ∆ V  V 

F 0,0:1:  0,:>5 F  0,011

´  ∆ V  V 

F 0,0:1:  0,:>5 F 0,20.

Jadi da#a #%r)ai" dari $i("-(i#a( "i%ma#i" )%r"i(ar a#ara  0,011 m 4( (am7ai d%6a 0,20. m4( #././

Data Terbaik %iskositas Dinamik Saybolt !

 μ ´

F

%ay$olt 

F

 μ 1 "b.lt % &2"b.lt % &3"b.lt 3

−19,005  p +(−30,207  p )+(−503,059  p ) ¿ ¿ ¿

F .;:,020 7-i(% 9  μ ´ "b.lt <4 F  μ

F 9.;:,020 7-i(%<4 11;;2,.4; 7-i(%4 F

 %ay$olt 

 μ .%ay$olt 4   μ 4%ay$olt 4   μ 1%ay$olt 4

F 9.2,00/<4  910,405<4  9/01,0/27<4 F 4/:1:4,0.0 7-i(%4  + μ

 %ay$olt 

F

F

√(

∑ μ Saybolt   - * ( μ´ Saybolt ) 2

* * - 1)

√

254342,010 - 3( -1#4,090 )+ 3 (3 - 1 ) 23

2

F 40>,..1 7-i(% Da#a T%r)ai" 3  μ ´

%ay$olt 

 ∆μ

F .;:,020 7-i(%  40>,..1 7-i(%

%ay$olt 

F 120,401 7-i(%  μ ´

%ay$olt 

 ∆μ

F .;:,020 7-i(%  40>,..1 7-i(%

%ay$olt 

F 44,041 7-i(% Jadi da#a #%r)ai" dari $i("-(i#a( diami" (a!)-'# )%r"i(ar a#ara 120,401 7-i(% (am7ai d%6a 44,041 7-i(% #./.(

Data Terbaik %iskositas :inematik Sa'bolt! ´ V 

V1% V2% V3 3

F

say$olt 

( -23,036 ) % ( -42,247 ) % (-0,020) 3

F

F 401,0:: (#-"%( ´ <4 9 V 

F 9401,0:: (#-"%(<4 F

:.44>,;>> (#-"%(V say$olt 4

F V (a!)-'#.4 V 

 (a!)-'#4

4

 V  (a!)-'#14

F 941,01><4  9:4,4:5<4  9/:1,;:;<4 F 42;0;>,..1 (#-"%( F

 +V 

F

√ √

∑V

2

2

´  )  - * ( V 

* ( * - 1) 29#0#6,113 - 3( - 203,0442)+ 3 (3 - 1 )

F >;,;24 (#-"%( Da#a T%r)ai" 3 ´  ∆ V  V 

F 401,0:: ( W >;,;24 ( F 45.,21> (#-"%(

´  ∆ V  V 

F 401,0:: (  >;,;24 ( F .1:./4 (#-"%(

Jadi da#a #%r)ai" dari $i("-(i#a( "i%ma#i" (a!)-'# )%r"i(ar a#ara 45.,21> (#-"%( (am7ai d%6a .1:./4 (#-"%( #./

;engolahan Data 24

Tabel & -asil ;engolahan Data %iskostas 9luida

Dbola m!

Min'ak  6li

el

.,4  .04m .,>  .0 4 m 4,/5  .04m

B

fluida *#

C  saybolt 

V  saybolt 

0,00> m4(. 0,005 m4(.

.2,00/ 7-i(% 10,405 7-i(%  /01,0/2 7-i(%  //4,45. 7-i(%  .;:,020 7-i(%

41,01> (#-"%( :4,4:5 (#-"%(  /:1,;:; (#-"%(  >02,.1. (#-"%(  401,0:: (#-"%(

kg.m !

;4/ "6m1

:,;24 Pa(

5./ "6m1

/,./: Pa(

24/ "6m1

..21,.>5 Pa(

.,420 m4(.

.401,4.1 Pa(

.,101 m4(.

:01,05. Pa(

0,:1: m4(.

´  x

2./.

V 

rafik C terhada$ Csa'bolt 

rafik 2.1 C terhada$ Csa'bolt 

2./.

rafik v terhada$ v sa'bolt 

25

rafik 2.2 v terhada$ v sa'bolt  /

;5M,A-ASAN

Pada 7ra"#i"um M%"ai"a *'uida m%6%ai 7%r-)aa Vi("-(i#a( B-'a Ja#uh #%rda7a#  )%)%ra7a #u=ua !ai#u m%6%#ahui d%8ii(i dari Vi("-(i#a(, m%%#u"a i'ai "%"%#a'a 9Vi("-(i#a(< (ua#u aira d%6a m%66ua"a m%#-d% Vi("-(i#a( B-'a Ja#uh,m%6%#ahui 7ri(i7 "%r=a Vi("-(i#a(,m%m)adi6"a "%%7a#a )-'a =a#uh 7ada 8'uida !a6 )%r)%da, m%6%#ahui fa"#-rfa"#-r !a6 m%m7%6aruhi Vi("-(i#a( (ua#u 8'uida Vi("-(i#a( ada'ah u"ura r%(i(#%(i a# air u#u" m%6a'ir, (%ma"i )%(ar r%(i(#%(i (ua#u a# air u#u" m%6a'ir ma"a (%ma"i )%(ar 7u'a $i("-(i#a(!a Vi("-(i#a( =u6a m%ru7a"a 7%6u"ura dari #%"aa 8'uida !a6 diu)ah )ai" dari #%"aa mau7u #%6a6a Vi("-(i#a( m%ru7a"a "ara"#%ri(#i" dari (ua#u a# air !a6 di(%)a)"a "ar%a ada!a 6%(%"a a#ara m-'%"u'  m-'%"u' air d%6a 6a!a "-h%(i 7ada a# air #%r(%)u#, "ara"#%ri(#i" ii 7%#i6 7ada 7r-(%( idu(#r! u#u" m%%#u"a (#adar "ua'i#a( mau7u (#adar "%r=a 7r-du" Pr-(%dur 7%r-)aa Vi("-(i#a( B-'a Ja#uh !ai#u m%!ia7"a a'a# da )aha !a6 a"a di6ua"a, M%6u"ur =ari=ari )-'a d%6a Ja6"a S-r-6, m%im)a6 ma((a )-'a d%6a N%raa Di6i#a', m%m7%rha#i"a "%dudu"a dimaa "%'%r%6 dia66a7 m%a7ai "%%7a#a #%rmia', m%adai "%dudu"a #%r(%)u# (%)a6ai "%dudu"a T, m%=a#uh"a "%'%r%6 dari 7%rmu"aa da hi#u6 &a"#u "%'%r%6 m%a7ai da(ar "%#i"a mu'ai m%a7ai #i#i" T (am7ai da(ar, m%a#a# 7a=a6 'i#a(a da&a"#u #%m7uh, m%6am)i' )-'a m%66ua"a 7%6ai# )-'a, m%'a"u"a 7%r-)aa !a6 (ama u#u" aira !a6 )%r)%da, m%ra7ih"a a'a# da )aha *a"#-r  fa"#-r !a6 m%m7%6aruhi $i("-(i#a( !ai#u Suhu, K-(%#ra(i Laru#a, B%ra# M-'%"u' %olte, T%"aa, P%am)aha Za# Lai Pada 7%r-)aa Vi("-(i#a( B-'a Ja#uh m%da7a#"a ha(i' dari Vi("-(i#a( Diami" 7ada P%r-)aa 7%r#ama (%)%(ar :,;24 Pa(, P%r-)aa "%dua (%)%(ar /,./: Pa(, P%r-)aa "%#i"6a (%)%(ar ..21,.>5 Pa( Pada 7%r-)aa Vi("-(i#a( B-'a Ja#uh m%da7a#"a ha(i' dari Vi("-(i#a( Ki%ma#i" 7ada P%r-)aa 7%r#ama (%)%(ar 0,00> m4(, P%r-)aa "%dua (%)%(ar 0,005 m4(, P%r-)aa "%#i"a (%)%(ar .,420 m4( Pada 7%r-)aa Vi("-(i#a( B-'a Ja#uh m%da7a#"a ha(i' dari Vi("-(i#a( Diami" %ay$olt 7ada P%r-)aa 7%r#ama (%)%(ar .2,00/ 7-i(%, P%r-)aa "%dua (%)%(ar 10,405 7-i(%, P%r-)aa "%#i6a (%)%(ar /01,0/2 7-i(%

26

Pada 7%r-)aaVi("-(i#a( B-'a Ja#uh m%da7a#"a ha(i' dari Vi("-(i#a( Ki%ma#i" %ay$olt 7ada P%r-)aa 7%r#ama (%)%(ar 41,01> (#-"%(, P%r-)aa "%dua (%)%(ar :4,4:5 (#-"%(, P%r-)aa "%#i6a (%)%(ar /:1,;:; (#-"%( Da#a #%r)ai" dari Vi("-(i#a( Diami" say$olt )%r"i(ar a#ar 120401 7-i(% (am7ai d%6a 44,041 7-i(% S%da6"a da#a #%r)ai" dari Vi("-(i#a( Ki%ma#i" say$olt )%r"i(ar a#ara 45.,21> (#-"%( (am7ai d%6a .1:,./4 (#-"%( 0

:5S7M;U+AN

S%#%'ah 7%r-)aa ma-m%#%r di'a"u"a da7a# di#ari" )%)%ra7a "%(im7u'a dia#ara!a 3 . Vi("-(i#a( ada'ah u"ura "%#ahaa 8'uida #%rhada7 d%f-rma(i 9 7%ru)aha )%#u"< a"i)a# #%6a6a 6%(%r a#au7u d%f-rma(i (udu# 9 Anglar Deformation< 4 M%%#u"a "%"%#a'a di7%r-'%h d%6a m%6u"ur a'ira 8'uida !a6 m%'a'ui #a)u6 "aa d%6a diam%#%r #%r#%#u 1 ?a"#u #%m7uh u#u" m%a7ai da(ar #a)u6 "aa 7ada 8'uida mi!a" ada'ah 0,54 (, 7ada -'i 1(, da 7ada 6%' .,>2( : Pri(i7 "%r=a $i("-(i#a( ada'ah m%66%'idi6"a )-'a 9!a6 #%r)ua# dari "aa< m%'a'ui #a)u6 6%'a( !a6 )%ri(i a# air !a6 di(%'idi"i / *a"#-r  fa"#-r !a6 m%m7%6aruhi $i("-(i#a( !ai#u3 

Suhu



K-(%#ra(i Laru#a



B%ra# M-'%"u' %olte



T%"aa



P%am)aha Za# Lai

> Pada 7%r-)aa Vi("-(i#a( B-'a Ja#uh m%da7a#"a ha(i' dari Vi("-(i#a( Diami" 7ada 3 

P%r-)aa 7%r#ama (%)%(ar :,;24 Pa(



P%r-)aa "%dua (%)%(ar /,./: Pa( 27



P%r-)aa "%#i"6a (%)%(ar ..21,.>5 Pa(

5 Pada 7%r-)aa Vi("-(i#a( B-'a Ja#uh m%da7a#"a ha(i' dari Vi("-(i#a( Ki%ma#i" 7ada 3 

P%r-)aa 7%r#ama (%)%(ar 0,00> m 4(



P%r-)aa "%dua (%)%(ar 0,005 m4(



P%r-)aa "%#i"a (%)%(ar .,420 m4(

; Pada 7%r-)aa Vi("-(i#a( B-'a Ja#uh m%da7a#"a ha(i' dari Vi("-(i#a( Diami" %ay$olt  7ada 3 

P%r-)aa 7%r#ama (%)%(ar .2,00/ 7-i(%



P%r-)aa "%dua (%)%(ar 10,405 7-i(%



P%r-)aa "%#i6a (%)%(ar /01,0/2 7-i(%

2 Pada 7%r-)aaVi("-(i#a( B-'a Ja#uh m%da7a#"a ha(i' dari Vi("-(i#a( Ki%ma#i" %ay$olt 7ada 3 

P%r-)aa 7%r#ama (%)%(ar 41,01> (#-"%(



P%r-)aa "%dua (%)%(ar :4,4:5 (#-"%(



P%r-)aa "%#i6a (%)%(ar /:1,;:; (#-"%(

.0 Da#a #%r)ai" dari Vi("-(i#a( Diami" say$olt )%r"i(ar a#ar 120401 7-i(% (am7ai d%6a 44,041 7-i(% S%da6"a da#a #%r)ai" dari Vi("-(i#a( Ki%ma#i" say$olt )%r"i(ar a#ara 45.,21> (#-"%( (am7ai d%6a .1:,./4 (#-"%( 

459545NS7

X.Y

A'-(- .252 Da(arDa(ar *i(i"a Ui$%r(i#a( Ja"ar#a 3 Er'a66a

X4Y

B%rard, +r-) .2;: Ba(i E'%"#r-i" M +r-& Hi'' 3 N%& @-r"

X1Y

+u#-r-, Naa6 A 40.1 *i(i"a T%ra7a PT R%ma=a Ra(da"iar 3 Badu6

X:Y

Ha''ida!, R%(i" .2;: *i(i"a Ji'id . Ja"ar#a 3 Er'aa66a

X/Y

Pur&a#-, Budi 4001 Pela,aran -isika .A  S-'- 3 PTTi6a S%ra6"ai 28

X>Y

Ru&a#-, Bam)a6 400:  Asas/asas -isika @-6!a"ar#a 3 @udi(#hira

X5Y

S-%d=-- .2;> *i(i"a Aa( I'mu @-6!a"ar#a 3 Ui$%r(i#a( +a=ah Mada

X;Y

S-%#ri(- .2;: S%ri *i(i"a Da(ar Badu6 3 ITB

X2Y

Ti77'%r, PA .22; *i(i"a U#u" Sai( Da T%"i" Ja"ar#a 3 Er'a66a

X.0Y @aa(ari 40.5 M-du' Pra"#i"um M%"ai"a *'uida A"ami6a( Ba'-6a 3  

Idrama!u

29