Refractive index of water relative to air is r_ n = 4 3 . When a photon enters from air…
Physics · JEE Main · NTA Exams — Optics
Refractive index of water relative to air is \(r_{n}=\frac{4}{3}\). When a photon enters from air to water, the fractional change in its energy will be
- 9/16
- 3/7
- 1/3
- zero
Answer
(D) zero
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