Asked by joe
(a) What is the frequency of a photon whose energy is 3.5 times the rest energy of an electron? (b) What would be the linear momentum of the photon?
Answers
Answered by
Elena
ε = 3•mc^2= hν,
=> ν =3•mc^2/h =
= 3•9.1•10^-31•(3•10^8)^2/6.63•10^-34 =
= 3.7•10^20 Hz.
p= ε /c =3•mc^2/c =3•mc = 3•9.10^-31•3•10^8 =8.2•10^-22 kg•m/s.
=> ν =3•mc^2/h =
= 3•9.1•10^-31•(3•10^8)^2/6.63•10^-34 =
= 3.7•10^20 Hz.
p= ε /c =3•mc^2/c =3•mc = 3•9.10^-31•3•10^8 =8.2•10^-22 kg•m/s.
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