1.

The ratio of energies of X-rays of the wavelength \[\text{0}\text{.01}\overset{\text{o}}{\mathop{\text{A}}}\,\]and \[\text{0}\text{.5}\overset{\text{o}}{\mathop{\text{A}}}\,\] will be

A. 1:1 
B. 1:2 
C. 1:5 
D. 2.08402777777778
Answer» E.


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