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- Question
Gas cooling as compared to water cooling of nuclear reactors
Options- A. can not attain a high temperature.
- B. is more efficient as gas has a higher specific heat.
- C. can produce only saturated steam for feeding to power turbine.
- D. none of these.
- Correct Answer
- none of these.
- 1. The atomic number of a radioactive element is not changed, when it emits __________ rays.
Options- A. ?
- B. ?
- C. ?
- D. ? & ? Discuss
- 2. Spent fuel from the nuclear thermal reactor contains
Options- A. fission products
- B. plutonium
- C. unused fuel
- D. all (a), (b) & (c) Discuss
- 3. Commercial power generation from fusion reactor is not yet possible, because
Options- A. it is difficult to control fusion reaction.
- B. the fuel required (e.g. deuterium and tritium) is scarce.
- C. it is difficult to initiate fusion reaction.
- D. quantity of fuel required for initiating fusion reaction is prohibitively high. Discuss
- 4. Molten sodium (as a coolant in fast breeder reactor)
Options- A. can't attain high temperature at normal pressure.
- B. is not at all corrosive, even at a higher temperature.
- C. is highly radioactive at elevated temperatures and can cause explosion, when it comes in contact with air or water.
- D. none of these Discuss
- 5. Which is used as a coolant in nuclear reactor due to its high capture cross-section?
Options- A. H2
- B. N2
- C. He
- D. CO2 Discuss
- 6. The decrease in the atomic number is not observed in case of
Options- A. electron capture
- B. ?-emission
- C. ?-emission
- D. positron emission Discuss
- 7. Out of the followingplaces, a nuclear power plant is not located at
Options- A. Talcher (Orissa)
- B. Kaiga (Karnataka)
- C. Rawatbhata (Rajsthan)
- D. Kalpakkam (Tamilnadu) Discuss
- 8. Which of the following is artificially produced as it does not occur in nature?
Options- A. Uranium-235
- B. Uranium-233
- C. Plutonium-239
- D. Both (b) and (c) Discuss
- 9. In a nuclear explosion, the energy is released primarily in the form of __________ energy-
Options- A. potential
- B. thermal
- C. kinetic
- D. electrical Discuss
- 10. Fast breeder reactors do not
Options- A. use Th-232 as fissile fuel.
- B. convert fertile material to fissile material.
- C. use fast neutrons for fission.
- D. use molten sodium as coolant. Discuss
Nuclear Power Engineering problems
Search Results
Correct Answer: ?
Correct Answer: all (a), (b) & (c)
Correct Answer: it is difficult to control fusion reaction.
Correct Answer: is highly radioactive at elevated temperatures and can cause explosion, when it comes in contact with air or water.
Correct Answer: H2
Correct Answer: ?-emission
Correct Answer: Talcher (Orissa)
Correct Answer: Both (b) and (c)
Correct Answer: kinetic
Correct Answer: use Th-232 as fissile fuel.
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