Page 121 - MUDAH DAN AKTIF BELAJAR FISIKA SMA KELAS X

$:$1*$1 1:$6$ '$1 %$:$1*$1 0$:$
1H1>71> >H1C1 141<18 21H1>71> H1>7 C5A25>CD; 41A9 @5A@?C?>71> <1>7
BD>7 B9>1A B9>1A 3181H1 B541>7;1> 21H1>71> =1H1 141<18 21H1>71> H1>7
4981B9<;1> 41A9 @5A@?C?>71> @5A@1>:1>71> B9>1A B9>1A 3181H1 ,521719 3?>C?8
21H1>71> H1>7 4981B9<;1> @141 35A=9> 41C1A =5AD@1;1> 21H1>71> =1H1
;1A5>1 21H1>71> C5AB52DC =5AD@1;1> @5A@?C?>71> <1>7BD>7 41A9
@5A@1>:1>71> B9>1A B9>1A 3181H1 41@D> 3?>C?8 21H1>71> >H1C1 C5A:149
@141 21H1>71> H1>7 4981B9<;1> ?<58 @A?H5;C?A @141 <1H1A

Contoh 6.2

!9CD>7 @1>:1>7 =9>9=D= BD1CD 35A=9> H1>7 492DCD8;1> 171A B5?A1>7 @5>1A9 141C
41@1C =5<981C B5<DAD8 CD2D8>H1 H1>7 C9>779>H1 % =5C5A
$9$%
)5A81C9;1> 71=21A 25A9;DC
cermin
G H
E F
(<58 ;1A5>1 B9>1A @1>CD< B1=1 45>71>

B9>1A 41C1>7 =1;1

#149 D>CD; 41@1C =5<981C 21H1>71>
B
B5<DAD8 CD2D8 49@5A<D;1> @1>:1>7

35A=9> 41C1A =9>9=1< 41A9 C9>779
CD2D8 B5B5?A1>7
A D C

70/$+ %$:$1*$1 2/(+ '7$ %7$+ &(40,1 '$6$4
)5A81C9;1> $0%$4 :9;1 B52D18 25>41 25A141 49 45@1> 4D1
cermin I
2D18 35A=9> H1>7 =5=25>CD; BD4DC B1CD B1=1 <19> 1;1> C5A25>CD;
benda bayangan B5:D=<18 21H1>71> #D=<18 21H1>71> 25A71>CD>7 @141 25A1@1 25B1A
BD4DC 5A41B1A;1> 81B9< 5;B@5A9=5> :D=<18 21H1>71> H1>7 4925>CD;
?<58 4D1 2D18 35A=9> H1>7 =5=25>CD; BD4DC 141<18 B521719 25A9;DC

J
+ L L
cermin
II $5C5A1>71>
+ :D=<18 21H1>71>
BD4DC 1>C1A1 4D1 2D18 35A=9>
bayangan bayangan
Gambar 6.7
Benda yang diletakkan di antara dua Contoh 6.3
buah cermin datar dan membentuk
sudut 90° akan menghasilkan 3 buah ,52D18 25>41 C5A<5C1; 49 45@1> 2D18 35A=9> 41C1A H1>7 =5=25>CD; BD4DC J
bayangan. !9CD>7 :D=<18 21H1>71> H1>7 C5A25>CD;
$9$%
9;5C18D9
J
+ 360 1

J
+ L
J
+ L
#149 :D=<18 21H1>71> H1>7 C5A25>CD; 2D18

112 Mudah dan Aktif Belajar Fisika untuk Kelas X