Page 127 - MUDAH DAN AKTIF BELAJAR FISIKA SMA KELAS X

1. Indeks Bias
">45;B 291B 41@1C 49@1>41>7 B521719 BD1CD ;5=1=@D1> =549D= =5=
291B;1> =5=25<?;;1> 1A18 A1=21C 3181H1 #9;1 3181H1 25A75A1; 41A9
E1;D= 1C1D D41A1 ;5 =549D= <19> 9>45;B 291B>H1 49B52DC &+!"(/ & /
*10) ( =549D= C5AB52DC )141 5;B@5A9=5> ,>5<<9DB >9<19 9>45;B 291B H1>7
4941@1C + =5AD@1;1> >9<19 9>45;B 291B =DC<1; ;131 ;1A5>1 3181H1
25A75A1; 41A9 E1;D= 1C1D D41A1 ;5 ;131 ,531A1 =1C5=1C9B 41@1C 49CD<9B
B521719 25A9;DC
+ L
2
$5C5A1>71>
+ 9>45;B 291B =DC<1;
;535@1C1> 3181H1 49 E1;D= D41A1
2 ;535@1C1> 3181H1 49 BD1CD =549D=
'9<19 9>45;B 291B =DC<1; 2525A1@1 =549D= 49CD>:D;;1> @141 "$%(/
"$%(/
">45;B 91B &DC<1; 525A1@1 &549D=

(',70
/1;D=
.41A1
9A J
C9< 1<;?8?<
$131
$D1AB1
$5A?>1
<9>C1
$131 @<5G9
">C1>
Sumber: Fundamentals of Physics, 2001
2. Hukum Pembiasan
)5=291B1> 3181H1 C941; B5=21A1>7 C5C1@9 =5>79;DC9 8D;D= 8D;D= @5=
291B1> !D;D= @5=291B1> @5AC1=1 ;1<9 49>H1C1;1> ?<58 #,//(%424' !1(//,75
18<9 9B9;1 25A;521>7B11> 5<1>41 !1(//,75 =5<1;D;1> 5;B@5A9=5> 45>71>
=5<5F1C;1> B525A;1B B9>1A @141 21<?; ;131 5A41B1A;1> 81B9< 5;B@5A9=5>
H1>7 49<1;D;1>>H1 !1(//,75 ;5=D491> =5>H1C1;1> !D;D= " )5=291B1>
>H1 H19CD -". +!&+$ + /&+1/ /1!10 ! 0 +$ ! + /&+1/ /1!10 & / ! .& /1 01 % 4
i 4 +$ ! 0 +$ ! .& /1 01 *"!&1* (" *"!&1* ) &+ *".1- ( + /1 01 (,+/0 +0 4 +$
"/ .+4 / * !"+$ + -". +!&+$ + &+!"(/ & / ("!1 *"!&1* 0"./" 10
B9> & +
B + B9> & + B9> . .
9 A B9> . + &
B9> & + L
r
B9> . &.
$5C5A1>71>
& BD4DC 41C1>7 . BD4DC 291B A5<1C96
Gambar 6.19
Deskripsi hukum pembiasan + 9>45;B 291B
">45;B 291B A5<1C96 BD1CD =549D= 141<18 @5A21>49>71> >9<19 9>45;B
291B =DC<1; 41A9 4D1 =549D= H1>7 25A2541 &9B1<>H1 B525A;1B 3181H1
25A75A1; 41A9 =549D= 19A + ;5 =549D= ;131 + (
&.
,531A1 =1C5=1C9B 9>45;B 291B 19A A5<1C96 C5A8141@ =549D= ;131 41@1C 49CD<9B
+ &. +
+ ( ( &.

118 Mudah dan Aktif Belajar Fisika untuk Kelas X