Page 157 - PRAKTIS BELAJAR FISIKA SMA KELAS XII

E2 3E29 86?6B2D@B H2?8 :?5E<C: >28?6D 52? 2 #
;E>=29 =:=:D2??H2 C2>2 >6?892C:=<2? % H2?8 3 #
36C2B?H2 C2>2 #:<2 =E2C <E>A2B2? A6BD2>2 <2=: 4 #
=E2C <E>A2B2? <65E2 <646A2D2? AED2B <E>A2B2? 5 #
<65E2 C2>2 56?82? M 6 #
1 6?6B2D@B >6>32?8<:D<2? D682?82? =:CDB:<
2 <2=: <646A2D2? AED2B <E>A2B2? A6BD2>2
4 56?82? A6BC2>22?V 120 2 sin100 F@=D 56?82? +
1 52=2> C6<@? -682?82? 676<D:7 52? 7B6<E6?C:
3 <2=: <646A2D2? AED2B <E>A2B2? A6BD2>2 D682?82? D6BC63ED 252=29 M
2
4 <2=: <646A2D2? AED2B <E>A2B2? A6BD2>2 2 / 52? !I
5 <2=: <646A2D2? AED2B <E>A2B2? A6BD2>2 3 / 52? !I
6 <2=: <646A2D2? AED2B <E>A2B2? A6BD2>2 4 / 52? !I
7:C:6?C: C63E29 DB2?C7@B>2D@B 252=29 2BD:?H2 5 / 52? !I
2 <E2D 2BEC A252 <E>A2B2? AB:>6B 36B32?5:?8 6 / 52? !I
<E2D 2BEC A252 <E>A2B2? C6<E?56B ,63E29 2>A6B6>6D6B >6?8E<EB 2BEC =:CDB:< 52=2>
3 D682?82? A252 <E>A2B2? AB:>6B 36B32?5:?8 B2?8<2:2? #2BE> 2>A6B6>6D6B >6?E?;E<<2? 2?8<2
D682?82? A252 <E>A2B2? C6<E?56B !2= D6BC63ED >6?E?;E<<2? 329G2 M
4 ;E>=29 =:=:D2? <E>A2B2? AB:>6B 36B32?5:?8 2 2BEC >2<C:>E>?H2
;E>=29 =:=:D2? <E>A2B2? C6<E?56B 3 2BEC 676<D:7?H2
5 52H2 A252 <E>A2B2? AB:>6B 36B32?5:?8 52H2 4 2BEC B2D2 B2D2?H2
A252 <E>A2B2? C6<E?56B 5 2BEC AE?42< <6 AE?42<?H2
6 92>32D2? A252 <E>A2B2? AB:>6B 36B32?5:?8 6 2BEC B6C@?2?C:?H2
92>32D2? A252 <E>A2B2? C6<E?56B ,63E29 <E>A2B2? 56?82? :?5E<D2?C: ! 52?
,63E29 DB2?C7@B>2D@B >6>:=:<: A6B32?5:?82? =:=:D2? B6C:CD2?C: >EB?: 5:9E3E?8<2? 56?82? CE>36B
AB:>6B 52? C6<E?56B 28:2? C6<E?56B D682?82? / B25 C BEC =:CDB:< H2?8
DB2?C7@B>2D@B 5:9E3E?8<2? 56?82? =:>2 3E29 >6=2=E: <E>A2B2? 252=29 M
=2>AE 0 / H2?8 5:CECE? A2B2=6= #:<2 67:C:6?C: 2 5
DB2?C7@B>2D@B 52? =2>AE =2>AE >6?H2=2 3 6
?@B>2= <E2D 2BEC AB:>6B?H2 252=29 M 4
2
3 ,63E29 <E>A2B2? 56?82? B62<D2?C: :?5E<D:7 52?
4 92>32D2? 6<:F2=6? 5:B2?8<2: C6B: 56?82?
5 <2A2C:D@B H2?8 B62<D2?C: <2A2C:D:7?H2 +2?8<2:2?
6 D6BC63ED 5:9E3E?8<2? 56?82? CE>36B >2<2 M
)6B32?5:?82? ;E>=29 =:=:D2? <2G2D A252 <E>A2B2? 2 2BEC >6?529E=E: D682?82? 56?82? 3652 72C6 L
AB:>6B 52? C6<E?56B C63E29 DB2?C7@B>2D@B 252=29 3 2BEC D6BD:?882= @=69 D682?82? 56?82? 3652 72C6
-682?82? 52? <E2D 2BEC >2CE<2??H2 >2C:?8 L
>2C:?8 / 52? #:<2 52H2 B2D2 B2D2 H2?8 36BE329 4 2BEC >6?529E=E: D682?82? 56?82? 3652 72C6 L
>6?;25: <2=@B A252 DB2?C7@B>2D@B D6BC63ED 252=29 5 2BEC D6BD:?882= @=69 D682?82? 56?82? 3652 72C6
0 52? D682?82? <6=E2B2??H2 / 2BEC <6=E2B2??H2 L
C636C2B M 6 2BEC >6?529E=E: D682?82? 56?82? 3652 72C6 L
2 !2>32D2? :?5E<D@B 52? <2A2C:D@B >2C:?8
3 >2C:?8 >6>AE?H2: ?:=2: @9> 96?BH 52?
4 #:<2 <6D:82 <@>A@?6? =:CDB:< D6BC63ED
5 5:9E3E?8<2? C6B: 52? 5:36B: D682?82? 676<D:7
6 F@=D C652?8<2? 7B6<E6?C: CE5ED B25 C
,63E29 <E>A2B2? >6>:=:<: =:=:D2? 52? :?5E<D2?C: :>A652?C: B2?8<2:2? @9>
?H2 96?BH #:<2 A252 <E>A2B2? D6BC63ED D6B;25: 2BEC 676<D:7 B2?8<2:2?
A6BE3292? <E2D 2BEC 52B: >6?;25: 52=2> G2<DE D682?82? H2?8 >6=:?D2C: 252=29 /
C6<@? % :?5E<C: 5:B: A252 <E>A2B2? D6BC63ED D682?82? H2?8 >6=:?D2C: 252=29 /
252=29 M )6B?H2D22? H2?8 36?2B 252=29 M
2 F@=D 5 F@=D 2 52?
3 F@=D 6 F@=D 3 52?
4 F@=D 4 52?
,63E29 :?5E<D@B >6>:=:<: :?5E<D2?C: >! )252 5
:?5E<D@B D6BC63ED >6?82=:B 2BEC ?6B8: H2?8 6 52?
D6BC:>A2? A252 :?5E<D@B 252=29 M

$:*4<2; .5*3*: 2;24* =7<=4 .5*; )