Unravel the Mysteries of Positrons
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Questions and Answers

Which particle has the same mass as an electron and a positive charge of +1e?

  • Photon
  • Positron (correct)
  • Neutron
  • Proton

    • What happens when a positron collides with an electron at low energies?

  • Photon emission
  • Annihilation (correct)
  • Pair production
  • Nuclear fusion

    • What did Paul Dirac's 1928 paper propose?

  • Existence of neutrons
  • Existence of protons
  • Existence of photons
  • Existence of positrons (correct)

    • Which equation unifies quantum mechanics, special relativity, and electron spin?

    <p>Dirac equation (A)</p> Signup and view all the answers

    How can positrons be created?

    <p>Through positron emission radioactive decay (A)</p> Signup and view all the answers

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