Nuclear Physics and Biophysics Quiz
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Questions and Answers

What is the nuclear binding energy of the 4He nucleus?

  • 6.7 MeV
  • 28.3 MeV
  • 8.2 MeV
  • 24.7 MeV (correct)

    • If a photon with energy Eγ ≥ 6.7 MeV interacts with the 4He nucleus, what is the outcome?

  • Decay into protons and neutrons
  • Nucleus breaks into protons and neutrons (correct)
  • Complete ionization
  • Formation of a new element

    • What is the binding energy per nucleon for the 4He nucleus?

  • 7.9 MeV
  • 12.4 MeV
  • 6.1 MeV (correct)
  • 3.5 MeV

    • What is the rest mass of a neutron in MeV/c^2?

    <p>939.6 MeV/c^2</p> Signup and view all the answers

    Which nuclei are examples of isobars?

    <p>$^{14}C, ^{14}N$</p> Signup and view all the answers

    What is the speed of light in vacuum in m/s?

    <p>$2.998\times10^8$ m/s</p> Signup and view all the answers

    What does the negative nuclear potential energy indicate?

    <p>Attraction between protons and neutrons</p> Signup and view all the answers

    What is the significance of double magic nuclides like 4He and 16O?

    <p>They have zero nuclear spin due to similar spin directions of paired nucleons</p> Signup and view all the answers

    In the Fermi-gas model of the nucleus, what happens up to the Fermi energy, εF?

    <p>Protons and neutrons are filled in the ground state of nucleus pairwise</p> Signup and view all the answers

    What is present in the mass table of the elements?

    <p>Both nuclide and nucleus masses</p> Signup and view all the answers

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