the wavelength of electromagnetic radiation is 400nm this wave number will be equal​

Question

the wavelength of electromagnetic radiation is 400nm this wave number will be equal​

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Ayla 1 month 2021-08-02T02:22:16+00:00 1 Answers 0 views 0

Answers ( )

    0
    2021-08-02T02:23:53+00:00

    Answer:

    Wavenumber of a wave is defined as

    ν

    ~

    =

    λ

    1

    , where λ is the wavelength.

    Given that wavelength of the photon is λ=400 nm=400×10

    −9

    m

    Thus, wave number is

    ν

    ~

    =(400)

    −1

    nm

    −1

    =0.0025 nm

    −1

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