Particles, antiparticles and photons Flashcards
1
Q
What is the electron volt
A
work done to move one electron through a potential of 1 volt
2
Q
How do you convert between electron volt to joules
A
eV * (1.6*10^-19)
joules to eV
(j / 1.6*10^-19)
3
Q
What is the rest mass of an electron/positron
A
0.51 MeV
4
Q
What is the rest mass of a proton/anti proton
A
938 MeV
5
Q
What is the rest mass of a neutron/anti neutron
A
940MeV
6
Q
What is the relative mass of electron/positron
A
9.1*10^-31
7
Q
What is the relative mass of a proton/antiproton and neutron/antineutron
A
1.67*10^-27
