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JEE Main & Advanced Physics Photo Electric Effect, X- Rays & Matter Waves Question Bank Numerical Value Type Questions - Photo Electric Effect, X-Rays

  • question_answer
    The wavelength of \[{{K}_{a}}\]X-ray of an element having atomic number\[Z=11\]to\[\lambda \]. The wavelength of \[{{K}_{a}}\]X-ray of another element of atomic number \[Z'\]is\[4\lambda \]. Then find\[Z'\].

    Answer:

    6.00


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