The Nuclear Technology Quiz

20 Questions | Total Attempts: 97

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Nuclear Reaction Quizzes & Trivia

Questions and Answers
  • 1. 
    To fission more of a given amount of fissile materials, boosted weapons
    • A. 

      Undergo a special radiation process before they are deployed

    • B. 

      ...receive a small amount of material that can undergo fusion (deuterium and tritium) that is placed inside the core of the fission device

    • C. 

      ...use the fusion of heavy isotopes of hydrogen, deuterium, and tritium to release large numbers of neutrons

  • 2. 
    Newer designs for nuclear power plants
    • A. 

      ...are much more complicated and evolved and contain active safety measures

    • B. 

      ...have not been developed in the last decades because of the lack of demand

    • C. 

      ...are much simpler and have built-in passive safety measures

  • 3. 
    Centrifuge Enrichment.
    • A. 

      ...is highly accessible to state and non-state actors

    • B. 

      ...forces the lighter U-238 to the top of the centrifuge, where it can be "scooped off"

    • C. 

      ...exploits the mass difference between U-235 and U-238

  • 4. 
    Why is uranium enrichment key for nuclear weapons production?
    • A. 

      To obtain large quantities of Uranium 238

    • B. 

      To increase the percentage of Uranium 235, a fissionable material, in a given mass of uranium

    • C. 

      To mix Uranium with Plutonium in a dedicated facility

  • 5. 
    Reprocessing spent nuclear fuel is...
    • A. 

      ...a common practice in all countries possessing nuclear power plants

    • B. 

      ...a hotly debated topic with respect to the future of nuclear energy

    • C. 

      ...forbidden under international law

  • 6. 
    Fissile Materials are:
    • A. 

      Materials whose nuclei can break apart when bombarded with neutrons, emitting more neutrons than they absorb

    • B. 

      Materials whose nuclei never break apart when bombarded with neutrons and never release any neutrons

    • C. 

      New materials that emerge as byproducts after a nuclear reaction

  • 7. 
    A gun-type nuclear weapon…
    • A. 

      …fires two sub critical masses into one another to form one supercritical mass

    • B. 

      …is a nuclear weapon delivered by a huge gun

    • C. 

      …uses Plutonium to create an explosion

  • 8. 
    Thermonuclear weapons...
    • A. 

      ...use thermal energy to boost the power of the weapon

    • B. 

      ....have very clear limits to their yield

    • C. 

      ...use a fission trigger to set off a separate stage of fusion

  • 9. 
    Which of the following countries are known or widely believed to have produced nuclear weapons?
    • A. 

      United States, Sweden, France, Israel

    • B. 

      United Kingdom, Switzerland, Argentina, Pakistan

    • C. 

      Russia, South Africa, North Korea, China

  • 10. 
    Which of the following does the IAEA consider significant quantities required to produce a nuclear weapon?
    • A. 

      10 kg of HEU and 2 kg of Plutonium

    • B. 

      20 kg of Uranium and 5 kg of Plutonium

    • C. 

      25 kg of HEU and 8 kg of Plutonium

  • 11. 
    The atom is:
    • A. 

      The smallest entity known to humanity

    • B. 

      A key component of every nuclear weapon

    • C. 

      The basic building bloc of all material

  • 12. 
    The minimum amount of material necessary to sustain a chain reaction is called:
    • A. 

      A nuclear mass

    • B. 

      A critical mass

    • C. 

      A sub-critical mass

  • 13. 
    For a nuclear reactor with an output of 1000 megawatts (MWe), the core would contain about:
    • A. 

      75 tons of low-enriched uranium

    • B. 

      2 tons of weapons-grade plutonium

    • C. 

      25 tons of highly-enriched uranium

  • 14. 
    Which two elements can be used to develop a nuclear weapon?
    • A. 

      Uranium and Fermium

    • B. 

      Americium and Plutonium

    • C. 

      Plutonium and Uranium

  • 15. 
    Which of the following answers is the most accurate? Producing plutonium...
    • A. 

      ...requires the construction of large and relatively visible facilities

    • B. 

      ...is almost impossible for 99% of all states

    • C. 

      ...is easy and inexpensive

  • 16. 
    From a safeguards perspective, which are the most sensitive components of the nuclear fuel cycle?
    • A. 

      Enrichment and Reprocessing

    • B. 

      Conversion and Fuel Fabrication

    • C. 

      Mining and Milling

  • 17. 
    Gaseous Diffusion relies on the fact that:
    • A. 

      Heavier gas travels faster than lighter gas

    • B. 

      Centrifuges are highly sensitive pieces of equipment

    • C. 

      Lighter gas travels faster than heavier gas

  • 18. 
    The implosion nuclear weapons design was tested for the first time:
    • A. 

      By the Russians at Novaya Zemlya in October 1961

    • B. 

      By the US at Alamogordo, New Mexico, in July 1945

    • C. 

      By the French in the French Sahara in February 1960

  • 19. 
    Which of the following nuclear weapon is, relatively speaking, easier to manufacture?
    • A. 

      Gun-type device

    • B. 

      Hydrogen device

    • C. 

      Implosion device

  • 20. 
    Used fuel assemblies taken from the reactor core are:
    • A. 

      Highly radioactive and give off a lot of heat

    • B. 

      Barely radioactive and can be easily handled

    • C. 

      Slightly radioactive and extremely cold

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