Published by:
CGP EDU Academic Team
Published on: August 14, 2026
The difference in the number of waves when yellow light propagates through air and vacuum columns of the same thickness is one. The thickness of the air column is 
. [Refractive index of air 
, wavelength of yellow light in vacuum 
Text Solution
Verified by ExpertsThe correct answer is:
2
(2) Difference in number of wavelength is given as one
Let 
be the thickness of the column.
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