Industrial Radiography Quiz

50 Questions | Total Attempts: 600

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Industrial Radiography Quiz

Industrial Radiography quiz for people studying for RT 2 CGSB exam.


Questions and Answers
  • 1. 
    Who is given credit for the discovery of X-ray?
    • A. 

      Henri Becquerel

    • B. 

      Wilhelm Roentgen

    • C. 

      Marie Curie

    • D. 

      Pierre Curie

  • 2. 
    There are four types of radiation-matter interactions that can contribute to the total attenuation. These are:
    • A. 

      Compton scattering, pair production, photoelectric absorption, rayleigh scattering

    • B. 

      Compton scattering, electron exchange, photoelectric absorption, rayleigh scattering

    • C. 

      Electron exchange, pair production, photoelectric absorption, rayleigh scattering

    • D. 

      None of the above

  • 3. 
    X-rays and Gamma rays are a form of:
    • A. 

      Light

    • B. 

      Particle Radiation

    • C. 

      Electromagnetic Radiation

    • D. 

      Both B and C

  • 4. 
    Who is given credit for the discovery of radioactive materials?
    • A. 

      Henri Becquerel

    • B. 

      Wilhelm Roentgen

    • C. 

      Marie Curie

    • D. 

      Pierre Curie

  • 5. 
    A specific radioactive source will always produce gamma rays at the same:
    • A. 

      Intensity

    • B. 

      Activity

    • C. 

      Energy Levels

    • D. 

      None of the above

  • 6. 
    Higher energy radiation will have more:
    • A. 

      Speed

    • B. 

      Incident Intensity

    • C. 

      Penetrating Power

    • D. 

      Both B and C

  • 7. 
    X-rays and Gamma rays present a health risk because they are a form of ionizing radiation, which means that the radiation has enough energy to:
    • A. 

      Vibrate water molecules and generate heat

    • B. 

      Break chemical bonds

    • C. 

      Break physical bonds

    • D. 

      None of the above

  • 8. 
    X-rays and Gamma rays have significant penetrating power due to their:
    • A. 

      Short Wavelength

    • B. 

      Medium Wavelength

    • C. 

      Long Wavelength

    • D. 

      Wide range of wavelengths

  • 9. 
    Ionizing radiation can be used in industrial radiography because the health hazards:
    • A. 

      Have been eliminated with controls and procedures

    • B. 

      Are minimized through controls and procedures

    • C. 

      Are worth the risk

    • D. 

      Are being ignored

  • 10. 
    X-rays and Gamma rays:
    • A. 

      Always travel in a straight line

    • B. 

      Can be influenced by an electrical field

    • C. 

      Can be influenced by a magnetic field

    • D. 

      None of the above

  • 11. 
    X-rays and Gamma rays are often referred to as photons because:
    • A. 

      They possess a charge

    • B. 

      They have mass

    • C. 

      They occur as small packets of energy

    • D. 

      None of the above

  • 12. 
    X-rays and Gamma rays:
    • A. 

      Are both affected by radioactive decay

    • B. 

      Are both produced by a radioactive atom

    • C. 

      Have completely different properties

    • D. 

      Differ only in their source

  • 13. 
    Newtons Inverse Square Law is useful in radiography because it indicates how the radiation intensity is affected by:
    • A. 

      Radioactive decay

    • B. 

      Distance from the source

    • C. 

      The size of the source

    • D. 

      None of the above

  • 14. 
    The rate at which a radioactive isotope changes to a more stable atom is know as the:
    • A. 

      Isotope decay rate

    • B. 

      Half-life

    • C. 

      Activity

    • D. 

      Attenuation

  • 15. 
    Attenuation of radiation is due to:
    • A. 

      Absorption

    • B. 

      Scattering

    • C. 

      Radioactive decay

    • D. 

      Both A and B

  • 16. 
    The number of X-ray or Gamma photons that are transmitted through a material depends on the:
    • A. 

      Energy of the photons

    • B. 

      Thickness of the material

    • C. 

      Atomic number of the material

    • D. 

      All of the above

  • 17. 
    After traveling through two half-value layers, the incident radiation has been reduced to:
    • A. 

      50%

    • B. 

      35%

    • C. 

      20%

    • D. 

      None of the above

  • 18. 
    The thickness of any given material where 50% of the incident energy has been attenuated is known as the:
    • A. 

      Half-value layer

    • B. 

      Linear attenuation coefficient

    • C. 

      Decay rate

    • D. 

      Mass attenuation coefficient

  • 19. 
    Undercut is the loss of resolution at a sharp, thickness transition area due to:
    • A. 

      Scattering within the part

    • B. 

      Backscatter

    • C. 

      Sidescatter

    • D. 

      Scattering within the film

  • 20. 
    Unexposed X-ray film is comprised of a plastic, transparent base coated with an emulsion containing radiation-sensitive particle known as:
    • A. 

      Metalic silver crystals

    • B. 

      Silver halide grains

    • C. 

      Both A and B

    • D. 

      Neither A and B

  • 21. 
    Collimators are used to:
    • A. 

      Reduce the radiation beam spread

    • B. 

      Filter the radiation beam

    • C. 

      Increase film latitude

    • D. 

      Decrease film latitude

  • 22. 
    Bremsstrahlung production of X-rays produces radiation that is composed of:
    • A. 

      A small number of very defined energies

    • B. 

      A continuous spectrum of energies over some range

    • C. 

      Radiation of only one energy

    • D. 

      None of the above

  • 23. 
    Exposure to ionizing radiation can be limited:
    • A. 

      With the use of shielding

    • B. 

      By increasing distance form the source

    • C. 

      By limiting the time exposed to the radiation

    • D. 

      All of the above

  • 24. 
    X-ray generators produce radiation through:
    • A. 

      Bremsstrahlung processes

    • B. 

      K-shell emmission processes

    • C. 

      Radioactive decay

    • D. 

      Both A and B

  • 25. 
    Manmade sources of radioactive sources are produced by:
    • A. 

      By splitting the nucleus of atoms in the source material

    • B. 

      Adding electrons to the source material

    • C. 

      Introducing an extra neutron to the atoms of the source material

    • D. 

      None of the above