English, asked by Dibyaranjanpati, 1 year ago

calculate the wave length of a photon having energy 3 ev

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Answered by satyasharma52

Also calculate the wavelength of a free electron with a kinetic energy of 2 eV. 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.

Answered by QHM

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