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MCQs

Total Questions : 943 | Page 92 of 95 pages
Question 911. Which of the following is not a good moderating material?
  1.    Concrete
  2.    18/8 stainless steel
  3.    Boron
  4.    All of these
 Discuss Question
Answer: Option D. -> All of these
Question 912. Thermal nuclear reactors using enriched uranium as fuel contains a maximum of __________ percent fissile material i.e. U-235.
  1.    1
  2.    2
  3.    7
  4.    3
 Discuss Question
Answer: Option D. -> 3
Question 913. Which is not a fissile nuclear material?
  1.    Pu-239
  2.    U-238
  3.    U-233
  4.    U-235
 Discuss Question
Answer: Option B. -> U-238
Question 914. An ideal coolant for a nuclear reactor should
  1.    Be a good absorber of neutrons
  2.    Be capable of attaining high temperature, only when it is pressurised
  3.    Be free from radiation damage and non-corrosive
  4.    Have high density, but low heat transfer co-efficient
 Discuss Question
Answer: Option C. -> Be free from radiation damage and non-corrosive
Question 915. Which of the following isotopes is not present in natural uranium?
  1.    U-238
  2.    U-235
  3.    U-234
  4.    U-232
 Discuss Question
Answer: Option D. -> U-232
Question 916. Uranium percentage in monazite sand is about
  1.    0.01
  2.    7
  3.    1.2
  4.    0.25
 Discuss Question
Answer: Option D. -> 0.25
Question 917. Nuclear power reactor located at Tarapur is of __________ type.
  1.    Fast breeder
  2.    Boiling water
  3.    Gas cooled
  4.    Pressurised water
 Discuss Question
Answer: Option B. -> Boiling water
Question 918. Fast breeder Test Reactor (FBTR) is located at
  1.    Tarapur (in Maharashtra)
  2.    Kalpakkam (near Madras)
  3.    BARC (Trombay)
  4.    Kota (in Rajasthan)
 Discuss Question
Answer: Option B. -> Kalpakkam (near Madras)
Question 919. Tarapur atomic power station
  1.    Has two boiling water reactors of American design
  2.    Has an installed capacity of 400 MW
  3.    All of these
  4.    Is the first power reactor in India, which became critical in 1969
 Discuss Question
Answer: Option C. -> All of these
Question 920. Both tritium and deuterium have the same number of
  1.    Electrons
  2.    Protons
  3.    Neutrons
  4.    Nucleons
 Discuss Question
Answer: Option C. -> Neutrons

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