question_answer

If \[{{\lambda }_{1}}\] and \[{{\lambda }_{2}}\] are the wavelengths of characteristic X-rays and gamma rays respectively, then the relation between them is                                               [MP PMT 1987]

A)            \[{{\lambda }_{1}}=\frac{1}{{{\lambda }_{2}}}\]       

B)            \[{{\lambda }_{1}}={{\lambda }_{2}}\]

C)            \[{{\lambda }_{1}}>{{\lambda }_{2}}\]                          

D)            \[{{\lambda }_{1}}<{{\lambda }_{2}}\]