The essential distinction between $X$-rays and $\gamma$-rays is that

  • A
    $\gamma$-rays have a smaller wavelength than $X$-rays
  • B
    $\gamma$-rays emanate from the nucleus while $X$-rays emanate from the outer part of the atom
  • C
    $\gamma$-rays have greater ionizing power than $X$-rays
  • D
    $\gamma$-rays are more penetrating than $X$-rays

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Similar Questions

The energy of the $K_\alpha$ $X$-ray line of an element is $8578$ units,and the energy of the $L$ level is $-2859$ units. The energy of the $K$ level is . . . . . . units.

If $V$ is the accelerating voltage,then the maximum frequency of continuous $X$-rays is given by

When the accelerating voltage applied to the electrons is increased beyond a critical value in an $X$-ray tube,what happens to the $X$-ray spectrum?

$(a)$ An $X$-ray tube produces a continuous spectrum of radiation with its short wavelength end at $0.45\,\mathring{A}$. What is the maximum energy of a photon in the radiation?
$(b)$ From your answer to $(a)$,guess what order of accelerating voltage (for electrons) is required in such a tube?

The wavelength of the series limit of the Lyman series in the hydrogen spectrum is $911 \ \mathring{A}$. Calculate the atomic number of the element that emits characteristic $X$-rays with a minimum wavelength of $0.7 \ \mathring{A}$.

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