Question

In YDSE, the spacing between the slits is d and wavelength of light used is 6000 A. If the angular width of a fringle formed on a distant screen is 1
o
, then value of d

Answer 1

Answer:

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Explanation:

The angular width of a fringe

β

θ

=

d

λ

=

d

6000×10

−10

∴d=

180

1×π

6000×10

−10

=0.344×10

−4

m

=0.03mm