Page 148 - PRAKTIS BELAJAR FISIKA SMA KELAS XII
P. 148
#:<2 72C@B 72C@B D6BC63ED 5:82>32B<2? 56?82? D:D:< D2?8<2A H2?8 C2>2 0
5:A6B@=69 5:28B2> 72C@B C6A6BD: A252 ".#"2 " )252 82>32B D6BC63ED
72C@B 52? 36B:>A:D <2B6?2 36C2B?H2 C2>2 52? 5:G2<:=: @=69 72C@B
H2<?: 2BEC H2?8 >6?82=:B 52=2> B2?8<2:2? )6B92D:<2? 329G2 72C@B 52? /
36B=2G2?2? >2<2 ;E>=29 B6CE=D2? <65E2?H2 252=29 N ,6=2?;ED?H2
72C@B N D6BC63ED D682< =EBEC 56?82? 72C@B C69:?882 B6CE=D2??H2
52A2D 5:=E<:C<2? C6A6BD: A252 ".#"2 # 6?82? >6?88E?2<2? 52=:=
)HD928@B2C E?DE< C68:D:82 A252 ".#"2 # 5:A6B@=69 9E3E?82? C63282:
36B:<ED
N "
(=69 <2B6?2 C6>E2 <@>A@?6? D682?82? D6=29 5:;E>=29<2? H2<?:
52? 36B2BD: 252=29 D682?82? D@D2= 2D2E D682?82? CE>36B 2
,6A6BD: D6=29 5:C:?88E?8 C636=E>?H2 3652 72C6 2?D2B2 D682?82? 52?
2BEC C2>2 56?82? CE5ED 2?D2B2 72C@B D682?82? 52? 72C@B 2BEC )252 ".#"2
# 72C@B 2BEC 36B:>A:D 56?82? 72C@B 6?82? 56>:<:2? CE5ED 2?D2B2
52? H2<?: C2>2 56?82? CE5ED 72C6 2?D2B2 D682?82? 52? 2BEC 2B:
".#"2 # ;6=2C 329G2
D2? N
!,)$6 $1*.$,$1 #
&23".""/ 9 >6>A6B=:92D<2? 329G2 CE5ED 72C6 52A2D 36B?:=2:
A@C:D:7 52? ?682D:7 36B82?DE?8 A252 N #:<2 N A@C:D:7 2D2E
$0%$4
D2? C69:?882 CE5ED 72C6?H2 A@C:D:7 ,E5ED 72C6 A@C:D:7
* 2*0:*6 /*;8: <.0*70*7
>6?E?;E<<2? 329G2 D682?82? >6?529E=E: 2BEC 2D2E B2?8<2:2? 36BC:72D 9*-* :*704*2*7 ;.:2
!% ,"+! :?82D A252 :?5E<D@B D682?82? >6?529E=E: 2BEC #:<2 N + *;8: <.0*70*7 <8<*5
?682D:7 2D2E D2? C69:?882 CE5ED 72C6?H2 ?682D:7 6.:=9*4*7 :.;=5<*7 -*:2
/*;8: -*7 /*;8: C
,E5ED 72C6 ?682D:7 >6?E?;E<<2? 329G2 D682?82? D6BD:?882= @=69 2BEC ,:72D
D6BC63ED 5:>:=:<: @=69 <2A2C:D@B (=69 <2B6?2 :DE B2?8<2:2? 5:<2D2<2? 36BC:72D
" ' *!+! ,6=2?;ED?H2 ;:<2 N 2D2E D2? 2D2E
$62522? D6BC63ED >6?E?;E<<2? 72C@B D682?82? 36B:>A:D 56?82? 2BEC C2>2
56?82? 72C@B D682?82? 52? 2BEC A252 B6C:CD@B (=69 <2B6?2 :DE B2?8<2:2?
5:<2D2<2? 36BC:72D ) *!*+! 2D2E B2?8<2:2? 36B6C@?2?C: :28B2> 72C@B E?DE<
<6D:82 <62522? D6BC63ED 5:DE?;E<<2? A252 ".#"2
(V –V )
L C
V V R
V = V
R
$0%$4
2*0:*6 /*;8: 9*-*
* :*704*2*7 +.:;2/*<
27-=4<2/
(V –V ) + :*704*2*7 +.:;2/*<
C
L
V V 4*9*;2<2/ -*7
R
, :*704*2*7 +.:;2/*<
" # $ :.;2;<2/ :.;87*7;2
7-=4;2 5.4<:86*07.<24 -*7 :=; 2;<:24 85*4 *524