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Bab-4. Interferensi Cahaya

Bab-4. Interferensi Cahaya

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• Rata-rata suatu fungsi f(t) sepanjang waktu T :<br />

f<br />

t+<br />

T<br />

1<br />

= ∫<br />

T<br />

( t) f ( t'<br />

)<br />

T<br />

maka :<br />

r r 1 r<br />

E1<br />

• E2<br />

= E<br />

T 2<br />

2 1<br />

cos ωt<br />

=<br />

T<br />

2<br />

2 1<br />

sin ωt<br />

=<br />

T<br />

2<br />

cosωt<br />

sinωt<br />

=<br />

t<br />

T<br />

01<br />

dt'<br />

r<br />

• E02<br />

0<br />

cos<br />

r<br />

( k • r + ε − k • r + ε )<br />

1<br />

1<br />

r<br />

2<br />

2

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