Young ’ s double slit experiment is first performed in air and then in a medium other than air. It is found that 
bright fringe in the medium lies where 
dark fringe lies in air. The refractive index of the medium is nearly
Text Solution
Verified by ExpertsThe correct answer is:
C
: Position of 
bright fringe in medium,
Position of 
dark fringe in air,
Given 
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