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Bahan Ajar Elektronik
Fisika Kelas XI Semester 2
DAFTAR ISI
KATA PENGANTAR ......................................................................................................... i
DAFTAR ISI ...................................................................................................................... ii
DAFTAR GAMBAR .......................................................................................................... v
DAFTAR VIDEO .............................................................................................................. ix
PETUNJUK PENGGUNAAN APLIKASI ........................................................................ 1
PETUNJUK BELAJAR ..................................................................................................... 2
KOMPETENSI INTI .......................................................................................................... 4
KOMPETENSI DASAR DAN INDIKATOR.................................................................... 4
BAB 10 GELOMBANG BUNYI DAN GELOMBANG CAHAYA ................................ 8
1 Gelombang Bunyi ............................................................................................................ 9
a. Pengertian Gelombang Bunyi............................................................................... 9
b. Karakteristik Gelombang Bunyi ......................................................................... 10
c. Syarat-Syarat Terjadinya Bunyi ......................................................................... 12
d. Klasifikasi Bunyi Berdasarkan Frekuensi .......................................................... 13
e. Cepat Rambat Gelombang Bunyi ....................................................................... 15
2 Gelombang Bunyi Pada Dawai ...................................................................................... 18
3 Gelombang Bunyi pada Pipa Organa ............................................................................ 22
a. Pipa Organa Terbuka .......................................................................................... 22
b. Pipa Organa Tertutup ......................................................................................... 23
4 Efek Doppler .................................................................................................................. 24
5 Intensitas dan Taraf Intensitas ....................................................................................... 26
a. Intensitas Bunyi .................................................................................................. 26
b. Taraf Intensitas ................................................................................................... 27
6 Gelombang Cahaya ........................................................................................................ 28
a. Pengertaian Gelombang Cahaya......................................................................... 28
b. Sifat Gelombang Cahaya .................................................................................... 28
7 Difraksi, Interferensi, dan Polarisasi Cahaya ................................................................ 33
a. Difraksi Cahaya .................................................................................................. 33
ii Fisika SMA/MA Kelas XI
