A) \[{{}_{\text{Ph}}}\text{}\,{{}_{\text{e}}}\]
B) \[{{}_{\text{Ph}}}-\,{{}_{\text{e}}}\]
C) \[{{}_{e}}>\,{{}_{Ph}}\]
D) None of these
Correct Answer: A
Solution :
Wavelength of photon will be greater than that of electron, because mass of photon is less than that of electron. \[{{\lambda }_{ph}}>{{\lambda }_{e}}\]
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