A) \[{{10}^{-10}}m\]
B) \[{{10}^{-10}}cm\]
C) \[{{10}^{10}}m\]
D) \[{{10}^{10}}cm\]
Correct Answer: A
Solution :
Wavelength of X-rays is of the order of 1 A\[({{10}^{-10}}m)\].
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