chemical-engineering-nuclear-power-engineering Related Question Answers
1. Which is the most commonly used molten metal for cooling of nuclear reactors ?
2. The amount of a radioactive material (having a half life of 100 years) remaining after 400 years will be __________ of its original weight.
3. The second underground nuclear test was conducted by India at
4. Which of the following is artificially produced as it does not occur in nature ?
5. Gas cooling as compared to water cooling of nuclear reactors
7. Heat is generated in a nuclear reactor (thermal) by
8. The time taken for a radioactive element to reduce to 50% of its original weight is __________ years, if its half life period is 12 years.
9. Which of the following may not need a moderator ?
10. The amount of a radioisotope remaining undecayed after a time equal to four times its half life, will be __________ percent.
11. Fast breeder reactors do not
12. Thorium-232 is converted into uranium-233 in a/an __________ nuclear reactor.
13. Which of the following may not need a control rod ?
15. Commercial power generation from fusion reactor is not yet possible, because
16. Spent fuel from the nuclear thermal reactor contains
17. A boiling water reactor is the one, in which the
18. Which is used as a coolant in nuclear reactor due to its high capture cross-section ?
19. Moderating material used in a thermal-reactor should be a
20. Ordinary water is not used as a moderator because, it
21. The atomic number of a radioactive element is not changed, when it emits __________ rays.
22. Fission of U-235 on slow neutron bombardment can be represented by
23. A nuclear reactor can't be used for
24. Which of the following is a moderating material used in nuclear reactor ?
25. The atomic number of an element is equal to the number of __________ present in its atom.
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