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A ray of light is incident on a glass pl...

A ray of light is incident on a glass plate of refractive index 1.5. The angle between the reflected and refracted rays is `90^@`. What is the ratio of wavelength of reflected t refracted rays ?

A

`2.1`

B

`1.5`

C

`1.6`

D

none of these

Text Solution

Verified by Experts

The correct Answer is:
B
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