Nuclear Power Engineering problems
- 1. Primary purpose of a __________ nuclear reactor is to supply a high neutron flux of the order of 1013 to 1014 neutrons/cm2 second.
Options- A. research
- B. power
- C. breeder
- D. homogeneous Discuss
Correct Answer: research
- 2. The most abundant isotope of natural uranium is
Options- A. 92U238
- B. 92U235
- C. 92U234
- D. none of these Discuss
Correct Answer: 92U238
- 3. Which of the following reactors is operated at high neutron flux and low power level?
Options- A. Breeder reactor.
- B. Research reactor.
- C. Heterogeneous reactor.
- D. Liquid metal (e.g., molten sodium) cooled reactor. Discuss
Correct Answer: Research reactor.
- 4. Mass of a positron is same as that of a/an
Options- A. electron
- B. ?-particle
- C. proton
- D. neutron Discuss
Correct Answer: electron
- 5. Artificially produced radioactive isotopes are used for
Options- A. power generation.
- B. treatment of certain diseases.
- C. initiating nuclear fission and fusion.
- D. all (a), (b) and (c). Discuss
Correct Answer: treatment of certain diseases.
- 6. Pick out the wrong statement.
Options- A. ?-particle emission from a radioactive element makes it electrically negative.
- B. ?-particle emission from a radioactive element makes it electrically positive.
- C. A radioactive element having a half life period of 20 years will completely disintegrated in 40 years.
- D. The disintegration constant of a radioactive isotope is independent of pressure, temperature or concentration. Discuss
Correct Answer: A radioactive element having a half life period of 20 years will completely disintegrated in 40 years.
- 7. Uranium ore is mined & concentrated in India at
Options- A. Jadugoda(Jharkhand)
- B. Kota (Rajasthan)
- C. Tuticorin (Tamilnadu)
- D. Talchar (Orissa) Discuss
Correct Answer: Jadugoda(Jharkhand)
- 8. Which of the following radiations is the least penetrating?
Options- A. ?-rays
- B. ?-rays
- C. ?-rays
- D. X-rays Discuss
Correct Answer: ?-rays
- 9. Indian monazite sand contains __________ percent thorium.
Options- A. 10
- B. 25
- C. 60
- D. 90 Discuss
Correct Answer: 10
- 10. Hydrogen differs from deuterium in __________ properties.
Options- A. radioactive
- B. physical
- C. chemical
- D. all (a), (b) and (c) Discuss
Correct Answer: physical
More in Chemical Engineering:
Programming
Copyright ©CuriousTab. All rights reserved.