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MCQs

Total Questions : 807 | Page 81 of 81 pages
Question 801. 3. In triggering fission, which type of neutrons are more effective
  1.    Fast
  2.    Slow
  3.    In bulk
  4.    Static
 Discuss Question
Answer: Option B. -> Slow
Question 802. 4. The size of the reactor is said to be critical when
  1.    Chain reaction can be initiated
  2.    It becomes uncontrollable
  3.    It explodes
  4.    It produces no power
 Discuss Question
Answer: Option A. -> Chain reaction can be initiated
Question 803. 5. When a reactor becomes critical, then the production of neutrons is
  1.    Infinite
  2.    Zero
  3.    Exactly balanced by the loss of neutrons through leakage
  4.    Initiated
 Discuss Question
Answer: Option C. -> Exactly balanced by the loss of neutrons through leakage
Question 804. 6. In the breeder reactors the generation of new fissionable atom is
  1.    At the lower rate than the consumption
  2.    At a higher rate than the constuption
  3.    At an equal rate of the consumption
  4.    Depends on other considerations
 Discuss Question
Answer: Option B. -> At a higher rate than the constuption
Question 805. 7. The energy produced by a thermal reactor of same size as a breeder reactor is
  1.    Almost same
  2.    Slightly more
  3.    Slightly less
  4.    Much less
 Discuss Question
Answer: Option D. -> Much less
Question 806. 9. Supertheated steam is generated in following reactor
  1.    Boiling water
  2.    Gas cooled
  3.    Pressurised water
  4.    All of the above
 Discuss Question
Answer: Option B. -> Gas cooled
Question 807. 8. Reactors designed for propulsion applications are designed for
  1.    Natural uranium
  2.    Enriched uranium
  3.    Pure uranium
  4.    Any type of uranium
 Discuss Question
Answer: Option B. -> Enriched uranium

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