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MCQs

Total Questions : 807 | Page 4 of 81 pages
Question 31. Reactors for propulsion applications use
  1.    Natural uranium
  2.    Molten lead
  3.    Any form of uranium
  4.    Thorium
 Discuss Question
Answer: Option B. -> Molten lead
Question 32. 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
Question 33. Reactors for propulsion applications are designed for
  1.    Any form of uranium
  2.    Natural uranium
  3.    Enriched uranium
  4.    Plutonium
 Discuss Question
Answer: Option C. -> Enriched uranium
Question 34. Which of the following statement is correct regarding the features of a Breeder reactor?
  1.    It produces more fuel than it consumes
  2.    It requires highly enriched fuel
  3.    It requires liquid sodium metal as moderator
  4.    All of the above
 Discuss Question
Answer: Option D. -> All of the above
Question 35. 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 36. In fast breeder reactors
  1.    Any type of moderator can be used
  2.    Graphite is used as the moderator
  3.    Heavy water is used as the moderator
  4.    Moderator is dispensed with
 Discuss Question
Answer: Option D. -> Moderator is dispensed with
Question 37. Pick up the wrong statement fast breeder reactors
  1.    Operate at extremely high power densities
  2.    Are liquid metal cooled
  3.    Produce more fuel than they consume
  4.    Use water as coolant
 Discuss Question
Answer: Option D. -> Use water as coolant
Question 38. In a thermal power plant, coal from the coal handling plant is moved to the boiler bunker through a
  1.    Belt conveyor
  2.    Bucket conveyor
  3.    Fork lift truck
  4.    Overhead crane
 Discuss Question
Answer: Option A. -> Belt conveyor
Question 39. A fission chain reaction in uranium can be developed
  1.    By increasing the contents of U₂₃₅
  2.    By slowing down fast neutrons so that U₂₃₅ fission continues by slow neutron
  3.    Both (A) and (B)
  4.    None of these
 Discuss Question
Answer: Option C. -> Both (A) and (B)
Question 40. The efficiency of a nuclear power plant in comparison to conventional and nuclear consideration is
  1.    Higher cost of nuclear fuel
  2.    High initial cost
  3.    High heat rejection in condenser
  4.    Lower temperature and pressure conditions
 Discuss Question
Answer: Option D. -> Lower temperature and pressure conditions

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