Light of wavelength 5000 Å falls on a pl...

Light of wavelength `5000 Å` falls on a plane reflecting surface. What are the wavelength and frequency of the reflected light? For what angle of incidence is the reflected ray normal to the incident ray?

`90^(@)`

`45^(@)`

`135^(@)`

`60^(@)`

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The correct Answer is:

For answer see Physics Darpan, Part-2, Section-B, Exercises of Textbook example no.`10.9`

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