A photon of energy 2.8 MeV is annihilated near a heavy nucleus producing an electron-positron pair. The kinetic energy of the produced electron is equal to: O takes a range from zero up to a maximum value of 2.29 MeV O 0.89 MeV O 1.78 MeV O 1.40 Mev
A photon of energy 2.8 MeV is annihilated near a heavy nucleus producing an electron-positron pair. The kinetic energy of the produced electron is equal to: O takes a range from zero up to a maximum value of 2.29 MeV O 0.89 MeV O 1.78 MeV O 1.40 Mev
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Transcribed Image Text:For the energy incident which is shown in
the following figure, µ/p = 0.020 cm?/g.
Answer the following four questions:
%3D
Bremsstrahlung
photon
hv"=0.61 MeV
Incident
photon
hv 8 MeV
Electron
track
Scattered
photon
hv'- 1.93 MeV
The amount of
energy transferred at
Choose..
point A is
Htr/p =
Choose...
The amount of
energy absorbed
along the AB track is
Choose...
If the macroscopic cross-section for a charged particle is 80 (mico-
m), what is the average distance of travel before having a
collision?
O 0.0125 nm
O 12.5 micro-m
O 12.5 cm
O 12.5 nm
A photon of energy 2.8 MeV is annihilated near a heavy nucleus producing an electron-positron pair. The
kinetic energy of the produced electron is equal to:
O takes a range from zero up to a maximum value of 2.29 MeV
O 0.89 MeV
O 1.78 MeV
O 1.40 MeV
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