Mudah dan Aktif Belajar Fisika untuk Kelas XII
232
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Contoh
9.1
2. Percobaan Michelson–Morley
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Gambar 9.3
Gerak perahu bolak-balik yang tegak lurus aliran sungai.
Gambar 9.4
Diagram arah kecepatan perahu dan aliran sungai.
N v
c
M N
v
aliran sungai
c M
2 2
’ v
c v
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233
v c + v
c – v
M O
aliran sungai
Gambar 9.5
Gerak perahu yang searah dan berlawanan dengan aliran sungai.
v’ c
v
2 2
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a
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= a + ba – b
Ingatlah
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Mudah dan Aktif Belajar Fisika untuk Kelas XII
234
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B P
BG
P
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Tantangan
untuk Anda
Agar Anda lebih memahami tentang deret binomial. Kerjakan contoh-
contoh berikut. 1.
1 – x
2 3
2. 1 + 2x
3
Gambar 9.6
Skema percobaan Michelson- Morley.
cermin 2
cermin 1 perjalanan A
aliran eter layar
pengamat kaca
setengah cermin
sinar datang
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B. Teori Relativitas Einstein