In Photoelectric Absorption to Dislodge an Inner-Shell Electron from Its

Multiple Choice

In photoelectric absorption to dislodge an inner-shell electron from its atomic orbit,the incoming x-ray photon must be able to transfer a quantity of energy:

A) less than the energy that binds the atom together.
B) 10 times as great as the energy that binds the atom together.
C) as large as or larger than the amount of energy that binds the electron in its orbit.
D) equal to or greater than 1.022 MeV,regardless of the energy that binds the electron in its orbit.