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Total Questions : 807 | Page 1 of 81 pages
Question 1. Each fission of u₂₃₅ produces following number of fast neutrons per fission
  1.     1 neutron
  2.     3 neutrons
  3.     1, 2 neutrons
  4.     2 neutrons
 Discuss Question
Answer: Option D. ->  2 neutrons
Explanation :
Question 2. U233 is produced
  1.     As basic raw material
  2.     By neutron irradiation of Uz
  3.     By neutron irradiation of thorium
  4.     Artificially
 Discuss Question
Answer: Option C. ->  By neutron irradiation of thorium
Explanation :
Question 3. U233 is produced
  1.     As basic raw material
  2.     By neutron irradiation of Uz
  3.     By neutron irradiation of thorium
  4.     Artificially
 Discuss Question
Answer: Option C. ->  By neutron irradiation of thorium
Explanation :
Question 4. Plutonium (pu239) is produced
  1.     Artificially
  2.     When U238 is irradiated by neutrons
  3.     By fission of Th232
  4.     As basic raw material
 Discuss Question
Answer: Option B. ->  When U238 is irradiated by neutrons
Explanation :
Question 5. U₂₃₃ is produced
  1.     Artificially
  2.     As basic raw material
  3.     When thorium is irradiated by neutrons
  4.     By fission of U₂₃₈
 Discuss Question
Answer: Option C. ->  When thorium is irradiated by neutrons
Explanation :
Question 6. Which of the following nuclear reactor does not need a heat exchanger for generation of steam?
  1.     Gas cooled
  2.     Liquid metal cooled
  3.     Pressurised water
  4.     Boiling water
 Discuss Question
Answer: Option D. ->  Boiling water
Explanation :
Question 7. U235 will undergo fission by
  1.     High energy (fast) neutrons alone
  2.     Low energy (slow) neutrons alone
  3.     Either fast or slow neutrons
  4.     Medium energy neutrons
 Discuss Question
Answer: Option C. ->  Either fast or slow neutrons
Explanation :
Question 8. U238 will undergo fission by
  1.     High energy (fast) neutrons alone
  2.     Low energy (slow) neutrons alone
  3.     Either fast or slow neutrons
  4.     Medium energy neutrons
 Discuss Question
Answer: Option A. ->  High energy (fast) neutrons alone
Explanation :
Question 9. U238 will undergo fission by
  1.     High energy (fast) neutrons alone
  2.     Low energy (slow) neutrons alone
  3.     Either fast or slow neutrons
  4.     Medium energy neutrons
 Discuss Question
Answer: Option A. ->  High energy (fast) neutrons alone
Explanation :
Question 10. U235 will undergo fission by
  1.     High energy (fast) neutrons alone
  2.     Low energy (slow) neutrons alone
  3.     Either fast or slow neutrons
  4.     Medium energy neutrons
 Discuss Question
Answer: Option C. ->  Either fast or slow neutrons
Explanation :

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