Dual Nature of Radiation and Matter

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

1) $\gamma - $rays have smaller wavelength than X-rays

2) $\gamma - $rays emanate from nucleus while X-rays emanate from outer part of the atom

3) $\gamma - $rays have greater ionizing power than X-rays

4) $\gamma - $rays are more penetrating than X-rays

Solution:

Explanation: No Explanation

X-Rays

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