Physics - Geometrical Optics Question with Solution | TestHub
PhysicsGeometrical OpticsRefraction at plane surfaceMedium2 minPYQ_2025
PhysicsMediumsingle choice
A transparent film of refractive index, 2.0 is coated on a glass slab of refractive index, 1.45. What is the minimum thickness of transparent film to be coated for the maximum transmission of Green light of wavelength 550 nm . [Assume that the light is incident nearly perpendicular to the glass surface.]
Options:
Answer:
A
Solution:
For transmitted green light to be maxima, reflected green should be minima.
Stream:JEESubject:PhysicsTopic:Geometrical OpticsSubtopic:Refraction at plane surface
⏱ 2mℹ️ Source: PYQ_2025
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