Irrsp Practice Test Questions With Complete Solutions.

Higher gamma ray energy from the Co-60 {Ans: The reason the gamma radiation emitted from a Cobalt-60 source is more penetrating than the gamma radiation emitted from Iridium-192 is due to the: a. Higher output per Curie from the Co-60 b. Longer half life of the Co-60 c. Greater intensity from the Co-60 d. Higher gamma ray energy from the Co-60}Ionization {Ans: The process that results in the removal of orbital electrons from atoms resulting in the formation of ion pairs: a. Excitation b. Radioactivity c. Ionization d. Thermalization}Ionization {Ans: Radiation detection instruments measure exposure to radiation based on the principal of: a. The inverse square law b. Mitosis c. Attenuation d. Ionization}3 months {Ans: Formal inspection and maintenance of radiographic exposure devices and associated equipment must be performed every: a. 1 month b. 3 months c. 6 months d. 12 months}C {Ans: Gamma radiation can be defined as: (Answer with A, B, C, or D) a. Particles having the mass and charge of two protons and two neutrons emitted from the nucleus of an unstable atom b. Very light negatively charged particles emitted from the nucleus of an unstable atom c. Very short wavelength