84. We infer from Sample Problem 362, that (with angle in radians)
∆
θ
=
λ
d
for adjacent fringes. With the wavelength change (
λ
0
=
λ/n
by Eq. 368), this equation becomes
∆
θ
0
=
λ
0
d
.
Dividing one equation by the other, the requirement of
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This note was uploaded on 11/12/2011 for the course PHYS 2001 taught by Professor Sprunger during the Fall '08 term at LSU.
 Fall '08
 SPRUNGER
 Physics

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