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Unreasonable Results

Avg difficulty 2.5

A physicist scatters γ\gamma rays from a substance and sees evidence of a nucleus 7.5×10–13m7.5 \times 10^{–13} \text{m} in radius. (a) Find the atomic mass of such a nucleus. (b) What is unreasonable about this result? (c) What is unreasonable about the assumption?

OpenStax College Physics 2e, 31.7 Tunneling, exercise 7

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Adapted from College Physics © 2022 Rice University. Licensed under CC BY 4.0. Sources: College Physics 2e, College Physics for AP® Courses 2e. Imported at revision f98d7a7.