Page 65 - PRAKTIS BELAJAR FISIKA SMA KELAS XII

!3%0 * % , *! H19DE 3121>7 9<=E 9C9;1 H1>7 25B;19D1> 45>71> =E1D1> <9CDB9; 25B75B1;
9 #5<1C 0 >41 D5<18 =5=@5<1:1B9 <9CDB9; 49>1=9C 1D1E $ #,*' !& %!#
'/,>=5+8 .>+ 4/83< 7>+=+8 (141 212 9>9 >41 1;1> =5=@5<1:1B9 25C1B1> 25C1B1> 9C9;1 H1>7 25B;19D1>
63<=;35 A+81 8.+ 5/=+2>3 45>71> =E1D1> <9CDB9; H1>7 491= 121>7 9<=E 9C9;1 9>9 49C52ED $ #,*'+, ,!#
35+ .>+ ,/8.+ ,/;7>+=+8
63<=;35 </4/83< <+6381
.3./5+=5+8 +:+ A+81 +5+8
=/;4+.3 +1+37+8+ 435+ )2(% )518%7%2 -675-/
</,+6358A+
:+5+2 </=3+: ,/8.+ </6+6>
,/;7>+=+8 63<=;35 #5D9;1 B1=2ED ;5B9>7 49C9C9B 45>71> C9C9B @<1CD9; ;5=E491> C9C9B D5BC52ED
/6+<5+8 4945;1D;1> @141 @?D?>71> @?D?>71> ;539< ;5BD1C @?D?>71> @?D?>71> ;5BD1C
D5BC52ED 1;1> D5BD1B9; ?<58 C9C9B @<1CD9; 5:1<1 H1>7 C1=1 D5B:149 ;5D9;1 21D1>7
@<1CD9; 41> 21D1>7 ;131 497?C?; =5>77E>1;1> ;19> 5:1<1 C5@5BD9 9>9 49C52ED
5<5;DB?CD1D9;1 5C5;1> 1>D1B1 C9C9B @<1CD9; 41> B1=2ED ;5B9>7 C5BD1
@5>77?C?;1> 21D1>7 @<1CD9; 41> 21D1>7 ;131 ?<58 ;19> =5>H5212;1> C9C9B
@<1CD9; 21D1>7 @<1CD9; 41> 21D1>7 ;131 =5>:149 25B=E1D1> <9CDB9;
@129<1 4E1 21D1>7 @<1CD9; H1>7 D5<18 497?C?; ?<58 ;19> 4945;1D;1>
C1DE C1=1 <19> ;54E1 21D1>7 @<1CD9; 9>9 D?<1; =5>?<1; 5=9;91> @E<1 ;5D9;1
4E1 21D1>7 ;131 H1>7 D5<18 497?C?; ;19> CEDB1 4945;1D;1> ;54E1>H1 :E71
D?<1; =5>?<1; ;1> D5D1@9 ;5D9;1 =9CD1B @<1CD9; 41> 21D1>7 ;131 D5BC52ED
4945;1D;1> ;54E1>H1 C1<9>7 =5>1B9; 1C9< 9>9 =5>E>:E;;1> 218G1 141
4E1 :5>9C =E1D1> <9CDB9; %E1D1> <9CDB9; C5:5>9C D?<1; =5>?<1; 41> =E1D1>
<9CDB9; D1; C5:5>9C D1B9; =5>1B9; %E1D1> <9CDB9; @141 21D1>7 @<1CD9; ?<58
$,4 +', / ,)*', N 4925B9 >1=1 =E1D1> <9CDB9; @?C9D96
C541>7;1> =E1D1> <9CDB9; @141 21D1>7 ;131 4925B9 >1=1 =E1D1> <9CDB9; >571D96

%1&%5
8=/;+5<3 + +8=+;7>+=+8
</4/83< +5+8 =96+5 7/896+5
.+8 , 7>+=+8 =+5 </4/83<
+5+8 =+;35 7/8+;35 !

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D5B49B9 1D1C @B?D?> H1>7 25B=E1D1> @?C9D96 >5EDB?> H1>7 D941; 25B=E1D1>
41> 5<5;DB?> H1>7 25B=E1D1> >571D96 5C1B =E1D1> <9CDB9; @B?D?> 41>
5<5;DB?> C1=1 D5D1@9 25B<1G1>1> :5>9C 5>71> 45=9;91> 1D?= >5DB1<
=5>71>4E>7 :E=<18 @B?D?> 41> 5<5;DB?> H1>7 C1=1 ;1> D5D1@9 ;141>7
;141>7 1D?= ;589<1>71> 1D1E ;5<52981> 5<5;DB?> #5D9;1 1D?= ;589<1>71>
5<5;DB?>>H1 1D?= 1;1> 25B=E1D1> @?C9D96 +521<9;>H1 ;5D9;1 1D?= ;5<52981>
5<5;DB?> 1D?= 1;1> 25B=E1D1> >571D96
@1 C525>1B>H1 H1>7 D5B:149 ;5D9;1 21D1>7 @<1CD9; 41> 21D1>7 ;131 497?C?;
?<58 ;19> 1<1= D9>:1E1> =9;B?C;?@9; ;5D9;1 21D1>7 @<1CD9; 497?C?; 45>71>
;19> 5<5;DB?> @9>418 41B9 ;19> ;5 21D1>7 @<1CD9; C589>771 21D1>7 @<1CD9; =5>:149
25B=E1D1> >571D96 C541>7;1> ;19> =5>:149 25B=E1D1> @?C9D96 +521<9;>H1 ;5D9;1
21D1>7 ;131 497?C?; ;19> CEDB1 5<5;DB?> 41B9 21D1>7 ;131 @9>418 ;5 ;19> CEDB1
C589>771 21D1>7 ;131 =5>:149 25B=E1D1> @?C9D96 41> ;19> =5>:149 25B=E1D1>
>571D96 (141 ;54E1 ;1CEC D5BC52ED :E=<18 =E1D1> @141 21D1>7 ;131 41>
;19> C525<E= 41> C5CE418 @5>77?C?;1> 25B<1>7CE>7 141<18 D5D1@ 1D1E ;5;1<
+5<19> 45>71> 31B1 @5>77?C?;1> =5=2E1D 25>41 =5>:149 25B=E1D1>
<9CDB9; 41@1D @E<1 49<1;E;1> =5<1<E9 9>4E;C9 %9C1<>H1 ;5D9;1 C52E18 21D1>7
<?71= >5DB1< 4945;1D9 21D1>7 <?71= 25B=E1D1> <9CDB9; @?C9D96 5<5;DB?>
5<5;DB?> @141 21D1>7 <?71= >5DB1< 1;1> 25B75B1; =5>E:E ;5 E:E>7 21D1>7
<?71= H1>7 25B45;1D1> 45>71> 21D1>7 <?71= 25B=E1D1> @?C9D96 ;921D>H1

$;+5=3< /6+4+; 3<35+ >8=>5 /6+< *