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A photon of energy 10.2 eV corresponds ...

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

Text Solution

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The correct Answer is:
c
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D MUKHERJEE-MODERN PHYSICS-type -2
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