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- Question
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)
- Correct Answer
- Both (b) and (c)
- 1. 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
- 2. The decrease in the atomic number is not observed in case of
Options- A. electron capture
- B. ?-emission
- C. ?-emission
- D. positron emission Discuss
- 3. 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. Discuss
- 4. The atomic number of a radioactive element is not changed, when it emits __________ rays.
Options- A. ?
- B. ?
- C. ?
- D. ? & ? Discuss
- 5. Spent fuel from the nuclear thermal reactor contains
Options- A. fission products
- B. plutonium
- C. unused fuel
- D. all (a), (b) & (c) Discuss
- 6. In a nuclear explosion, the energy is released primarily in the form of __________ energy-
Options- A. potential
- B. thermal
- C. kinetic
- D. electrical Discuss
- 7. 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
- 8. The atomic number of an element is equal to the number of __________ present in its atom.
Options- A. neutrons
- B. electrons
- C. protons
- D. either (b) or (c) Discuss
- 9. Heat is generated in a nuclear reactor (thermal) by
Options- A. combustion of a nuclear fuel e.g. uranium.
- B. fusion of atoms of uranium.
- C. absorption of neutrons in uranium atoms.
- D. fission of U-235 by neutrons. Discuss
- 10. The amount of a radioisotope remaining undecayed after a time equal to four times its half life, will be __________ percent.
Options- A. 3.125
- B. 6.25
- C. 12.50
- D. 25 Discuss
Nuclear Power Engineering problems
Search Results
Correct Answer: Talcher (Orissa)
Correct Answer: ?-emission
Correct Answer: none of these.
Correct Answer: ?
Correct Answer: all (a), (b) & (c)
Correct Answer: kinetic
Correct Answer: use Th-232 as fissile fuel.
Correct Answer: either (b) or (c)
Correct Answer: fission of U-235 by neutrons.
Correct Answer: 6.25
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