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03-03-2022
Mathematics

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A beam of electrons with energies of 250 MeV is scattered through an angle of 100 by a heavy nucleus. It is found that the differential cross-section is 65% of that expected from scattering from a point nucleus. Estimate the root mean square radius of the nucleus

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colemanb1 colemanb1

04-03-2022

Answer: The radii of atomic nuclei are of the order of 50×10^-15 to the negative 15th power.

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