Textbook ExpertVerified Tutor
19 Nov 2021
Given information
Given Data :
Distance between the slits
Distance from the slit to the screen
The wavelength of the light
From the given figure, we have
There are a total of fringes and
It gives the distance between the fringes on the screen
Step-by-step explanation
Step 1.
To obtain constructive interference for a double-slit :
where
is the distance between the slits
is the angle relative to the incident direction
and is the order of the interference.
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