The Nuclear Technology Quiz
- 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
Questions: 10 | Attempts: 270 | Last updated: Mar 21, 2022
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