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Questions  >>  JEEMAIN and NEET  >>  Physics  >>  Class12  >>  Atoms
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Q)

If the $\;K_{\alpha}\;$ radiation of $\;M_{0}\;(Z=42)\;$ has a wavelength of $\;0.71 A^{0}\;$ , than the wavelength of corresponding radiation of Cu , i. e , $\;K_{\alpha}$ for Cu $\;(z=29)\;$ assuming $\;\sigma=1\;$ .

$(a)\;1.5A^{0}\qquad(b)\;2.6A^{0}\qquad(c)\;3.6A^{0}\qquad(d)\;4.2A^{0}$

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