Question:


    IV.B.15.     The x-ray photon energy range which will be most appropriate and produce the best contrast with iodine is:

    a.     25 keV - 30 keV.

    b.     30 keV - 33 keV.

    c.     33 keV - 40 keV.

    d.     60 keV - 70 keV.





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