5. In a double slit experiment, when light of wavelength 400 nm was used, the angular width of the first minima formed on a screen placed 1 
away, was found to be 
. What will be the angular width of the first minima, if the entire experimental apparatus is immersed in water?. of the 
A
B
C
D
Text Solution
Verified by ExpertsThe correct answer is:
C
: Angular width for first minima in Young ’ s double slit experiment, 
For given value of 
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