Page 18 - PRAKTIS BELAJAR FISIKA SMA KELAS XII
P. 18
?256;44. 16=2><925 /21. 3.?2
( :
:
1.; /21. ?A1A@ 3.?2
>.1 ?
"3%0 )2+8%6%%2 $ "
$0)!*!-+!' #( #!+!, "3*3 +!2('!- -#!
)A.@A 429<:/.;4 16;E.@.8.; 12;4.; =2>?.:..; 429<:/.;4;E. 0: 1.; .:=96@A1<;E. 0:
) ?6; ( I $ 68. ?2:A. 7.>.8 16A8A> @2;@A8.; ?6:=.;4.; @6@68 =.1. ?..@ ?A1A@ 3.?2 @6@68
1.9.: 0: 1.; C.8@A 1.9.: ?28<; @2;@A8.;
. =.;7.;4 429<:/.;4 ?2/2?.> >.1
/ 3>28A2;?6 429<:/.;4 )2/A.5 429<:/.;4 @>.;?B2>?.9 :2>.:/.@ 12;4.;
0 02=.@ >.:/.@ 429<:/.;4 1.; (
1 ?6:=.;4.; 429<:/.;4 =.1. =<?6?6 ( 0: =2>?.:..; ) ?6; $ 12;4.; )
1.; ( 1.9.: :2@2> $ 1.9.: ?28<; *2;@A8.;
1.; ?..@ $ ?28<; . 02=.@ >.:/.@ 429<:/.;4 1.;
)A.@A 429<:/.;4 /2>7.9.; :29.9A6 @6@68 1.; E.;4 / ?A1A@ 3.?2 .C.9 ?A:/2> 429<:/.;4
/2>7.>.8 0: 1.9.: .>.5 1.>6 82 &.1. ?..@ $
?6:=.;4.; 429<:/.;4 16 .1.9.5 68. =.;7.;4
)031&%2+ "7%6-32)5
#$ # " .1.9.5 429<:/.;4 E.;4 .:=96@A1<;E. /2>A/.5 %7% 82'-
@2>5.1.= =<?6?6 29<:/.;4 @2>?2/A@ 1.=.@ @2>/2;@A8 1.>6 =2>=.1A.; .@.A B .586+*70 ;<*;287.:
?A=2>=<?6?6 1A. 429<:/.;4 E.;4 :2:69686 .:=96@A1< =.;7.;4 429<:/.;4 B &=9.:98;2;2 0.586+*70
1.; 3>28A2;?6 E.;4 ?.:. @2@.=6 .>.5;E. /2>9.C.;.; )20.>. :.@2:.@6? B &269*70*7 0.586+*70
?6:=.;4.; 429<:/.;4;E. .1.9.5 ;<*;287.:
) ) ) I
12;4.; ) ?6:=.;4.; 429<:/.;4 ?@.?6<;2>
) ?6:=.;4.; 429<:/.;4 =2>@.:. 1.;
) ?6:=.;4.; 429<:/.;4 821A.
+;@A8 :2:.5.:6 @2>7.16;E. 429<:/.;4 ?@.?6<;2> @6;7.A9.5 1A. /A.5
429<:/.;4 E.;4 /2>42>.8 1.9.: .>.5 /2>9.C.;.; !21A. 429<:/.;4
@2>?2/A@ :.?6;4 :.?6;4 1.=.@ 16;E.@.8.; <925 ) ?6; ( I w$ 1.;
) ?6; ( w$ .?69 ?A=2>=<?6?6 821A. 429<:/.;4 @2>?2/A@ ?2/.4.6 /2>68A@
) ) ) ( $ ?6; ( $ ?6; I
.>6 @>64<;<:2@>6 16;E.@.8.; /.5C. Jangan
84%
?6; ?6; ?6; 0<? I ':208786.<:2 6.:=9*4*7 256=
=4=: @*70 6.69.5*3*:2 ;=-=<
@*70 <.:-2:2 *<*; ;27=; ;27
2;4.; :2;44.;@6 t 1.; kx kx t =.1. $01!,!!- 6 1.; ,8;27=; ,8; <*70.7 <*7
:2:.?A88.; 5.?69;E. 82 $01!,!!- 6 16=2><925 ,8<*70.7 ,8<*7 ;.,*7
;., -*7 ,8;.,*7 ,8;.,
) ?6; ( 0<? $ 0<? $ I )56%1%%2 <
6.:=9*4*7 ;*5*1 ;*<= :=6=;
12;4.; 9.73=65*1*7 @*70 *-* -2
-*5*6 <:208786.<:2
?6; ( I
.586+*70 -*7 &2/*< &2/*<7@*
