A photon of energy 10.2 eV corresponds to light of wavelength `lamda_(0)`. Due to an electron transition from n=2 to n=1 in a hydrogen atom, light of wavelength `lamda` is emitted. If we take into account the recoil of the atom when the photon is emitted.A. `lamda=lamda_(0)`B. `lamdaltlamda_(0)`C. `lamdagtlamda_(0)`D. the data is not suffcient to reach a cnclusion

A photon of energy 10.2 eV corresponds to light of wavelength `lamda_(

1.	A photon of energy 10.2 eV corresponds to light of wavelength `lamda_(0)`. Due to an electron transition from n=2 to n=1 in a hydrogen atom, light of wavelength `lamda` is emitted. If we take into account the recoil of the atom when the photon is emitted.A. `lamda=lamda_(0)`B. `lamdaltlamda_(0)`C. `lamdagtlamda_(0)`D. the data is not suffcient to reach a cnclusion
Answer» Correct Answer - c

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