Question

calculate the wavelength and frequency of a photon having an energy of 2 electron
volt.​

Answer 1

Answer:

The wavelength of a 2 eV photon is given by: l = h c / Eph = 6.625 x 10-34 x 3 x 108/(1.6 x 10-19 x 2) = 621 nm.

Explanation:

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