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- Question
Which of the following may not need a moderator?
Options- A. Candu reactor
- B. Fast breeder reactor
- C. Homogeneous reactor
- D. Pressurised water reactor
- Correct Answer
- Fast breeder reactor
- 1. In a multipass shell and tube heat exchanger, the shell side cross flow area does not depend upon
Options- A. baffle spacing
- B. clearance
- C. pitch
- D. none of these Discuss
- 2. Pick out the wrong statement
Options- A. For all the cylindrical process vessels operating above atmospheric pressure, formed heads are used for closing the vessel.
- B. Fouling factor of river water is less than that of sea water.
- C. Risers provided in bubble cap trays in the distillation column facilitate the flow of both liquid and vapor.
- D. both (b) and (c). Discuss
- 3. In case of a shell and tube heat exchanger, the minimum shell thickness for carbon steel (inclusive of corrosion allowance) depends on shell diameter and is in the range of __________ mm.
Options- A. 3-5
- B. 5-11
- C. 8-15
- D. 12-18 Discuss
- 4. __________ tray arrangement is recommended for distillation column having diameter upto 4 ft.
Options- A. Radial flow
- B. Cross flow
- C. Split flow
- D. Cascade Discuss
- 5. Steam side heat transfer co-efficient for design consideration under ordinary condition can be assumed to be about __________ kcal/hr.m2.°C.
Options- A. 1250
- B. 2500
- C. 7500
- D. 15000 Discuss
- 6. MeV is the unit of
Options- A. radioactivity
- B. energy
- C. potential difference
- D. none of these Discuss
- 7. Energy equivlant to one atomic mass unit (amu) is __________ MeV.
Options- A. 9.31
- B. 93.1
- C. 931
- D. 9310 Discuss
- 8. The second underground nuclear test was conducted by India at
Options- A. Jaisalmer
- B. Pokhran
- C. Kalpakkan
- D. Narora Discuss
- 9. Fission of U-235 on slow neutron bombardment can be represented by
Options- A. 92U235 + 3 ?1 → 56Ba143 + 36Kr90
- B. 92U235 + 0n1 → 56Ba143 + 36Kr90 + 3 0n1
- C. 92U235 + 0n1 → 56Ba143 + 36Kr90 + 3 0n1 + Q (energy)
- D. 92U235 + 0n1 → 92U236 + 30n1+ Q (energy) Discuss
- 10. Thorium-232 is converted into uranium-233 in a/an __________ nuclear reactor.
Options- A. thermal
- B. fast breeder
- C. heavy water moderated
- D. enriched uranium Discuss
Nuclear Power Engineering problems
Search Results
Correct Answer: none of these
Correct Answer: both (b) and (c).
Correct Answer: 5-11
Correct Answer: Cross flow
Correct Answer: 7500
Correct Answer: energy
Correct Answer: 931
Correct Answer: Pokhran
Correct Answer: 92U235 + 0n1 → 56Ba143 + 36Kr90 + 3 0n1 + Q (energy)
Correct Answer: fast breeder
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