Podcast
Questions and Answers
Which particle has the same mass as an electron and a positive charge of +1e?
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?
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?
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?
Which equation unifies quantum mechanics, special relativity, and electron spin?
How can positrons be created?
How can positrons be created?