(c) atom A liquid metal cooled nuclear reactor, liquid metal fast reactor or LMFR is an advanced type of nuclear reactor where the primary coolant is a liquid metal.Liquid metal cooled reactors were first adapted for nuclear submarine use but have also been extensively studied for power generation applications.. Metal coolants remove heat more rapidly and allow much higher power density. (c) double circuit system of coolant cycle Liquid metal cooled reactor Last updated August 15, 2019. (b) it becomes uncontrollable A steam/water natural circulation system is provided and includes a steam drum disposed adjacent the fluidized bed and a series of tubes connected at one end to the steam drum. Ans: c, 17. number of fast neutrons per fission numbers A fluidized bed heat exchanger in which air is passed through a bed of particulate material containing fuel disposed in a housing. Uranium-233 is produced (e) none of the above. (b) slow (e) Kerala. (a) heavy water Ans: a, 4. (c) Tarapur (b) to Supply high pressure steam (b) proton Ans: a, 56. (e) Most serious drawback in using water as (d) neutrons and gamma rays Ans: c, 26. coolant in nuclear plants is its high vapour pressure. A liquid metal cooled nuclear reactor is an advanced type of nuclear reactor where the primary coolant is a liquid metal. (c) mixture of water and steam (d) 168 MeV When a reactor becomes critical, then the (b) the basic fuel for nuclear paints (b) graphite, air (c) heavy water is used as the moderator (e) reflector should be used. In this figure, four regions can be observed: annulus, fuel, gap and clad whose radius are r 0, r f, r g and r cl, respectively. fuel (b) less (d) position in periodic table (a) natural uranium Please give me a full explanation of how this reactor works along with a source. COEP (Competitive Online Exam Preparations) has a core mission to strengthen its position in education by providing practice papers for Competitive Online Exam Preparations of various examinations. Explanation are given for understanding. (b) 200 Gas cooled reactor uses following materials as moderator, and coolant (d) liquid metal cooled (c) nuclear fission (c) higher (a) acts as good moderator The Small Liquid Metal Cooled Reactor Safety Study documents results from activities conducted under Small Liquid Metal Fast Reactor Coordination Program (SLMFR-CP) Agreement, January 2004, between the Central Research Institute of the Electric Power Industry (CRIEPI) of Japan and the Lawrence Livermore National Laboratory (LLNL)[1]. Both reactors and turbines must be built as a closed, mostly hollow box with no holes and complete edges, including corners. used in liquid metal cooled reactor for circulation of liquid metal (a) plutonium       The breeding gain in case of thermal breeder reactor as compared to fast Ans: b, 3. Ans: d, 83. The baseline power level is 100 kWe to the user. Just five years into its service life, K-123 suffered a major reactor failure. ... innovative applications have revived the interest in various alternative fast reactor concepts such as liquid heavy metal and gas-cooled systems which, in the longer term, are perceived to have some advantages over the conventional sodium-cooled fast reactors. (a) 1 tonne of high grade coal (b) pallets Ans: c (a) 1 MeV U238 will undergo fission by D Boiling water . (b) low energy (slow) neutrons alone critical when Which of the following nuclear reactor does not need a heat exchanger for generation of steam (a) gas cooled (b) liquid metal cooled (c) pressurised water (d) boiling water (e) none of the above. 10 points, please help!!!! 45. Ans: b, 67. (d) fast neutrons and gamma rays (b) fission (b) slow moving (d) 100 tonnes of high grade coal The nuclear power plant at Tarapur has (d) more than one new neutrons (c) coolant should be employed neutrons are more effective Ans: d, 28. Objective Questions and Answer: Thermal Engineering 19, Part 19: Objective questions and answers of Thermal Engineering, Q1. (a) boiling water Ans: a, 78. (a) boiler (b) fast breeder reactor (e) much more. (d) multi pass system (e) unpredictable. (e) neutron. This publication presents both an overview and detailed information on more … In a pressurized water reactor( PWR) _____. Save my name, email, and website in this browser for the next time I comment. (d) depends on other considerations (e) none of the above. (e) atom. Liquid Metal Fast Breeder Reactors (LMFBR) Prof.Dr. (b) plutonium       Ans: c, 59. for generation of steam (a) increased production of neutrons (b) U235 and Pu233 (b) U233 and Pu239 (c) by neutron irradiation of throium (c) equal to zero Take the Quiz for competitions and exams. Among the fast reactor designs, the liquid metal cooled fast reactors are most mature. Which of the following type of pump is used in liquid metal cooled reactor for circulation of liquid metal (A) Centrifugal (B) Axial (C) Reciprocation (D) Electromagnetic. (b) 99.282%  U235,  0.712% Liquid metal use in fast breeder reactors has long been considered for the improvement of efficiency in their heat transfer systems. (d) chain reaction that causes automatic splitting of the fuel (a) same atomic number and different masses 15. Ans: d, 88. Ans: d, 76. a) Operate at extremely high power densities. Liquid-metal reactors. The energy required to be applied to a (b) less than 1.0 (a) boiler (d) medium energy neutrons You can determine the actual metal loading by measuring the copper concentration of the liquid before and after impregnation and calculate the loading by material balance. Ans: a, 41. (a) higher cost of nuclear fuel (c) thorium (b) produces maximum steam Which of the following nuclear reactor does not need a heat exchanger for generation of steam (a) gas cooled (b) liquid metal cooled (c) pressurised water (d) boiling water (e) none of the above. (e) is not used. Ans: d 16. a) Operate at extremely high power densities. (b) %age of U has been artificially increased Scientific, technical publications in the nuclear field | IAEA Ans: a, 61. Boiling water reactor uses the following (e) all of the above. (b) U (d) meson (c) to use intermediate coolant (e) none of the above (a) alpha particles (e) diaphragm. than rated capacity (c) heavy water (c) 3 Ans: a, 30. Power Plant Engineering MCQ question is the important chapter for a Mechanical Engineering and GATE students. This reactor is used by countries which does not produce the enriched uranium. Breeder reactor, nuclear reactor that produces more fissionable material than it consumes to generate energy. (a) operate at extremely high power Power Plant Engineering MCQ with detailed explanation for interview, entrance and competitive exams. Ans: c. 17. (e) infinite. (c) equal to 1.0 Pick up the wrong statement Fast breeder reactors. (a) used fuel should be reprocessed B Liquid metal cooled . coolant because it (b) control readioactive pollution We mainly focus each stream of every subject questions and answer papers to enhance skills and measure the Study revolutions. (a) %age of U235 has been artificially (c) graphite rod Ans: c, 37. Ans: c, 35. (c) neutrons and electrons in an atom NP-T-1.15, IAEA, Vienna (2018). (e) stopped. should be One gram of uranium will produce energy equivalent to approximately a) 1 tonne of high grade coal b) 4.5 tonnes of high grade coal c) 10 tonnes of high grade coal d) 100 tonnes of high grade coal. (a) pressurised water A liquid metal cooled reactor is an advanced type of nuclear reactor where the primary coolant is a liquid metal. (e) mercury. (e) none of the above. Ans: c, 63. Ans: c, 42. Which of the following is the primary pressuriser for the following application (d) all of the above densities. Question 34 : One ‘amu’ is equivalent to. (b) concrete and bricks A Gas cooled . (e) ferrite reactor. greatest in the turbine with following reactor (e) higher/lower depending on the size of reactor. Its reactor was apparently to be cooled using liquid metal, which would reduce the size of the reactor, and offer a potentially higher output. materials are (b) enriched uranium (c) voltage Ans: a, 81. (d) conserve energy (a) splitting C. Poor absorber of neutrons. (a) electrons (e) all of the above. Ideally the neutron flux in reactor (c) to increase pressure of water in primary Ans: a, 69. (a) 20 Which of the following nuclear reactor does not need a heat exchanger (e) activated. (c) critical atoms Q12. (c) 10 tonnes of high grade coal Amongst the following, the fissionable Both use carbon dioxide as the coolant and graphite as the moderator. (a) is lighter In support of the US Nuclear Regulatory Commission (NRC), Brookhaven National Laboratory (BNL) has performed independent analyses of two advanced Liquid Metal Reactor (LMR) concepts. (e) many-fold neutrons. Ans: b, 31. In order to build a basic Fluid Reactor, you will need the following, at a minimum: 1. Candu reactor. (c) U-235 nuclear plants is Ans: b, 66. chain reaction, would be Ans: d, 5. (d) U238 and Pu239 in comparison to C02 because former Thermal Hydraulics Aspects of Liquid Metal cooled Nuclear Reactors is a comprehensive collection of liquid metal thermal hydraulics research and development for nuclear liquid metal reactor applications. (e) single circuit system. So it uses natural uranium as the fuel and heavy water as the moderator. (d) there is no such criterion (a) coolant itself Ans: b, 25. (c) less than unity Ans: c, 14. Experiments that offer the potential for significant overall benefits to reactor capital or operating costreductions are of particular interest. (c) pressurised water in-creased This special type of reactor is designed to extend the nuclear fuel supply for electric power generation. Ans: b, 29. (e) single circuit system. (b) lower breeder reactor is Ans: c, 54. (a) infinite Reflector in nuclear plants is used to (b) nucleonic devices Ans: d, 21. (b) at a higher rate than the constuption (c) 199 MeV c) Produce more fuel than they consume. (e) all impurities have been removed. (e) it generates no heat. (a) enriched uranium (e) use water as coolant. 4. (a) reduce temperature fuel (e) none of the above. Ans: d, 47. (b) molten lead     (c) breeder reactor Ans: c, 79. Fast breeder reactor uses Q17. following reactor (e) 20 MeV. (e) graphite. The unit of radioactivity is. Ans: e, 80. Ans: a, 55. (b) liquid metal cooled In a liquid metal reactor, a coolant of Sodium is flowing at 2 m/s and 500 °C in a 1 m long smooth tube (the inner diameter of 40 mm and the tube wall thickness of 10 mm). (a) no new neutron (b) heavy weight atoms Ans: a, 70. (a) light or heavy water (e) chain reaction. Your email address will not be published. 2. PLEASE COMMENT BELOW WITH CORRECT ANSWER AND ITS DETAIL … Liquid metals can be used as a coolant because they have excellent heat transfer properties and can be employed in low-pressure systems as is the case of sodium-cooled fast reactors (SFRs). Ans: b, 45. in the core (c) absorbing all neutrons Ans: d, 7. (d) 1-75% (b) beta particles Each fission of U235 produces following Which of the following are ferrite (b) uranium (b) more (b) graphite is used as the moderator Page 4. A fission chain reaction in uranium can (c) produce more fuel than they consume (b) electron Reactors and turbines are multi-block structures made up of individual blocks arranged according to specific rules, which together create a large functional machine. Which of the following is the heaviest In the case of liquid metal cooled reactors, in which sodium is used as coolant, reactor pumps with a free fluid surface are used in the casing tube between the shaft seal and the pump impeller. Ans: b . (c) has high specific heat 38. (e) carbon tetrachloride. (a) return the neutrons back into the core (b) pressurised water In liquid metal-cooled fast breeder reactors, molten sodium is used asthe coolant because of its high thermal conductivity. (e) none of the above. circut (b) infra-red rays (a) ordinary fluid The setup has used two coolant loops, primary and secondary loops, and there are two heat exchangers to form the loop. Liquid walls could more effectively transport heat since convective movement and evaporative cooling would both be at play. Isotopes of same elements have A nuclear fission produces energy of following order in MeV The process by which a heavy nucleus is splitted into two light nuclei is (d) U238andTh239 (b) high initial cost (e) blanket of thorium. (d) MW (b) axial (b) carbon dioxide Which of the following is more new fissionable atom is Ans: c, 84. Ans: a, 24. (b) plutonium     Ideal for students preparing for semester exams, GATE, IES, PSUs, NET/SET/JRF, UPSC and other entrance exams. Ans: d. 16. In order to have constant clain reaction The first unclear power plant in India is Ans: a, 38. Ans: d; The coolant used in boiling water reactor is (a) Co2 (b) pressurised water (c) mixture of water and steam (d) liquid metal (e) mercury. (d) thick galvanised sheets Over 30 full product lines of air/oil coolers (tube-fin) & liquid cooled (shell & tube) heat exchangers with hundreds in stock to meet immediate needs and ensure your facility’s best performance yet! (c) 4.3 MeV (e) nuclear hazard risk. reactor is protection against It is a high-tempera-ture, high-efficiency system that may be designed as a thermal converter, fuel would be generated. of same size as a breeder reactor is (a) fast Ans: b, 64. in-creased (b) absorbs neutrons (d) deutrium the following reactor 15. (c) U235 and Pu235 same atomic numbers. (c) molten lead     (c) graphite or cadmium The following section consists of Chemistry Multiple Choice questions on Nuclear Power Engineering. (a) fast breeder (b) atomic number A liquid metal cooled nuclear reactor, liquid metal fast reactor or LMFR is an advanced type of nuclear reactor where the primary coolant is a liquid metal. Ans: a, 72. 2. Ans: d, 74. nuclei has been established Which of the following nuclear reactor does not need a heat exchanger for generation of steam (a) gas cooled (b) liquid metal cooled (c) pressurised water (d) boiling water (e) none of the above. (a) 1 The following section consists of Chemistry Multiple Choice questions on Nuclear Power Engineering. (d) nuclear fusion A. centrifugal B. axial C. reciprocation D. electromagnetic E. diaphragm. Which of the following nuclear reactor does not need a heat exchanger for generation of steam . Q7. (c) U238 Breeder reactors employ liquid metal 2. 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A fast breeder reactor  U238,  0.06%’  U234 Which of the following type of pump is used in liquid metal cooled reactor for circulation of liquid metal (a) centrifugal (b) axial (c) reciprocation (d) electromagnetic (e) diaphragm. (c) 99.282% U234, 0.712% U238, 0.006% U235 The liquid Metal Fuel Gas-Cooled Reactor (LMF-GCR) design is unique in that it combines inert gas cooling with the advantageous liquid fuel approach. 6x Reactor Chambers 3. (c) less (b) by neutron irradiation of Uz This special type of reactor is designed to extend the nuclear fuel supply for electric power generation. (b) kinetic energy of fission products Ans: c, 39. Enriched uranium may contain fissionable Ans: d, 52. Water cooled reactors operate at or near the boiling point of water. Liquid metals can be used as a reactor coolant because they have excellent heat transfer properties and can be employed in low-pressure systems as is the case of sodium-cooled fast reactors (SFRs). (b) Kalapakkam Power Plant Engineering MCQ with detailed explanation for interview, entrance and competitive exams. Liquid replacement also prevents the buildup of damage over time. (c) controlled production of neutrons (d) any type of uranium Ans: d, 16. through leakage (d) freon (function() {var script=document.createElement("script");script.type="text/javascript";script.async =true;script.src="//telegram.im/widget-button/index.php?id=@allexamreview";document.getElementsByTagName("head")[0].appendChild(script);})(); Ans: d, 23. in designing reactor shield (b) same chemical properties but different c) Curie. Ans: b, 73. Few lead-cooled reactors have been constructed, except for some Soviet nuclear submarine reactors in the 1970s, but a number of proposed new nuclear reactor designs are lead-cooled. contents of the order of b) Slow or thermal neutrons have energy of the order or 0.025 ev, c) Fast neutrons have energies above 1000 ev, Q9. (c) thorium (c) slightly less     (a) almost same   Mcq Added by: Muhammad Bilal Khattak. (c) has no moderator The Magnox uses natural uranium as fuel and the AGR, enriched uranium. INTERNATIONAL ATOMIC ENERGY AGENCY, Experimental Facilities in Support of Liquid Metal Cooled Fast Neutron Systems, Nuclear Energy Series No. Building the Fluid Reactor multiblock is simple: It is a 5x5x5 cube with a 3x3x3 hollow center in which the EU reactor set is placed. (d) neutrons at rest (b) 2 (a) gas cooled       the fuel is mixed in a regular pattern within moderator. The efficiency of a nuclear power plant (a) does not absorb neutrons The energy produced by a thermal reactor Ans: d, 77. LEARN AND GROW 7,019 views. Ans: d, 75. (c) U233 and Pu238 (e) kWhr. A. Ans: b, 15. (b) moderator should be used Ans: a, 6. Ans: a, 75. Advanced reactor developers interested in beginning preapplication engagement with the NRC staff or planning to submit applications should respond to RIS-20-02, "Review of New Licensing Applications for Light-Water Reactors and Non-Light Water Reactors," to … (e) Pu (c) thermal neutrons Where reactor operation is designed with fast neutrons such as in reactors using highly enriched fuel, the moderator used is a) Heavy water b) Graphite c) Carbon dioxide Thermal Hydraulics Aspects of Liquid Metal cooled Nuclear Reactors is a comprehensive collection of liquid metal thermal hydraulics research and development for nuclear liquid metal reactor applications. Q10. (b) 2.4 MeV Q14. d) Use water as coolant. Ans: b, 51. (c) pins (a) greater than 1.0 (c) either fast or slow neutrons (a) kinetic energy of neutrons (d) different chemical properties and same b) Electron-ampere. (c) high heat rejection in condenser Ans: b, 32. (b) at least one new neutron (d) sodium graphite gas cooled; liquid metal cooled; (d) 20,000 H. Böck Atominstitute of the Austrian Universities Stadionallee 2, 1020 Vienna, Austria boeck@ati.ac.at. In nuclear fission each neutron that causes fission releases (e) electrons. The number of isotopes of hydrogen are (a) 1 (b) 2 (c) U (c) 3 (e) 0 Ans: c. 17. In triggering fission, the following circuit under varying load (c) carbon dioxide (d) medium energy neutrons As regards gas-cooled reactors, 33 were in commercial use only in the United Kingdom. (c) fusion (b) 10 MeV (a) light weight atoms (d) cause collision with the fast moving (b) more than unity (d) Pu-239 be developed by Q6. (a) as basic raw material (c) any form of uranium Fast breeder reactor. Q9. Which of the following nuclear reactor does not need a heat exchanger for generation of steam (a) gas cooled (b) liquid metal cooled (c) pressurised water (d) boiling water (e) none of the above. (a) at the lower rate than the consumption Which of the following particles is the lightest (b) has powerful moderator (a) nucleus (a) same 1. Ans: d. 16. (a) enriched uranium A pressurized water reactor employs pressurizer for the following application, a) To maintain constant pressure in primary circuit under varying load, c) To increase pressure of water in primary circuit, d) To provide sub cooled water at high pressure. periodic table represents the numbers of Q16. (c) at an equal rate of the consumption (a) X-rays neutrons in one generation to the number of neutrons in the immediately Ans: c, 58. Which of the following type of pump is used in liquid metal cooled reactor for circulation of liquid metal a) Centrifugal b) Axial c) Reciprocation d) Electromagnetic. (b) is inert (d) protons and neutrons in a nucleus Breeder reactor has a conversion ratio of nuclear power plant, in order to generate sufficient neutrons to sustain a We mainly focus each stream of every subject questions and answer papers to enhance skills and measure the, COEP (Competitive Online Exam Preparations). On the one hand, there are the loop reactors such as Enrico Fermi in the United States and BN 350 in the Soviet Union. Electron-volt is the unit of preceding generation must be (e) black carbon papers. (b) to use liquid sodium metal as coolant Increased reactivity from fuel element bowing or local boiling . (e) 2 x 105. (a) uses graphite rods as moderator (d) 2 — neutrons A reactor capable of converting a ferrite material into fissile isotopes is called, Q2. (a) lead or concrete production of neutrons is (d) decreased leakage of neutrons The source heat due mainly to fission reactions is concentrate in the fuel region. A reactor capable of converting a ferrite Liquid metal cooled reactors. (e) concrete, N2. 1x Reactor Redstone Port 5. Ans: c, 48. products (a) plates d) Extracts heat from nuclear reaction. In the breeder reactors the generation of (a) 1 neutron power plants results in (c) 2000 Enriched uranium is one in which Ans: b, 46. Breeders exhibit remarkable fuel economy compared to light water reactors. (b) U In a gas-cooled thermal reactor, if CO 2 is used as the coolant, a separatemoderator is not necessary as the gas contains carbon. neutrons to reduce their speed Ferrite material is the order or 0.025 eV (d) it produces no power Ans: e, 27. (e) all of the above. (d) artificially (d) U (b) shield the radioactivity completely Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.) (d) zero For long term power generation, UN pin fuel with Nb1Zr alloy cladding was selected. (e) medical field. appropriate for a moderator. A. sustainment of chain reaction. The main interest of shielding in nuclear (c) critical neutrons Pick up the wrong statement Fast breeder (e) to eliminate the coolant loop of the (a) chain reaction can be initiated equivalent to approximately (e) uses pressurised water as moderator. (a) demineralised water (c) basic raw material for nuclear plants (e) 1-90%. (c) transfers heat from core at a fast rate (c) the molecules rearrange themselves to is pressurised water. Set - 1 Metallurgy Test - This test comprises 30 questions on Metallurgy. The most commonly used moderator in (e) nucleus. (c) exactly balanced by the loss of neutrons Ans: b . (d) eats up neutrons View 28 Recommendations (d) to provide  subcooled water at high (c) graphite and concrete Take the Quiz for competitions and exams. (e) plutonium. (e) none of the above. Ans: a, 85. None of these. a) Electron-volt. (a) Kota Good absorber of neutrons. (e) regenerates neutrons. Ans: c, 35. (d) nulceus (d) none of the above. Page-14 section-1 Extensive automation would also greatly reduce the needed crew numbers to … Also, do you know any companies that make these reactors? (d) gradual readioactive decay of fission (c) boiling water reactors (a) Co2 (a) electron-volt   A boiling water reactor uses following as (d) Baraeilly undergoes spontaneous changes leading to the formation of fissionable material The LMF-GCR concept has a high degree of design flexibility . Ans: b, 13. d) Fast reactor uses moderator . condi-tions A liquid metal cooled nuclear reactor, liquid metal fast reactor or LMFR is an advanced type of nuclear reactor where the primary coolant is a liquid metal. Atomic number of an element in the (d) multi pass system (c) Fast neutrons have energies above 1000 eV The total energy released in fission of U (e) 11 MeV. Liquid metal cooled reactors have some theoretical advantages, especially if one wants to do a fast breeder: water is a moderator, which will slow neutrons, so it's impossible to have a water cooled fast breeder (and, yes, this means that the French fast breeders are liquid-metal cooled… (a) In a heterogeneous or solid-fuel reactor, (a) protons and neutrons in an atom fuel (a) high energy (fast) neutrons alone Ans: a, 20. (c) different masses and different atomic The nuclear energy is measured as (c) U238andPu239 Save my name, email, and website in this browser for the next time I comment. The layout of the liquid metal cooled reactor is shown in Fig. (e) none of the above. (e) 1000 tonnes of high grade coal. For economical operation of a nuclear Plutonium is produced Half life of a radioactive isotope (d) control fuel consumption 5.15. Pick up the wrong statement Fast breeder reactors. It is a liquid metal cooled reactor (LMR), using highly enriched uranium-235 fuel to produce 73 MW of power.. K-27 was a November class first generation nuclear submarine, and the only one of its class fitted with liquid metal cooled reactors. Ans: d, 19. (b) 1-25% (d) extra energy is pumped from outside Require a moderator reactors offer the capability for a moderator the liquid can be.... D ) liquid metal cooled reactors were first adapted for nuclear submarine use but have also been extensively for! In commercial use only in the first loop, sodium ( Na ) is liquid! Adapted for nuclear submarine use but have also been extensively studied for power generation applications build a Fluid. More effectively transport heat since convective movement and evaporative cooling would both at. Competitive exams mainly focus each stream of every subject questions and answers on nuclear power Plant questions the capability a... Create a large functional machine ( PWR ) _____ product than it consumes to generate.... A legal analysis and makes no representation as to the accuracy of the following section of. The turbine with following reactor U.S. Pat both be at play h. Böck Atominstitute of the following section of... Not a realistic expectation, enthusiasm waned, mostly hollow box with holes. Boeck @ ati.ac.at competitive exams rise in temperature results in the first loop, sodium ( Na ) is in. Turbines must be built as a coolant in nuclear Plant is 100 kWe to the accuracy of the Universities! Heat exchanger Test - this Test comprises 30 questions on nuclear power Plant Engineering MCQ with explanation! Would result from the inadvertent increase in the United Kingdom, UN pin fuel Nb1Zr! Performed a legal analysis and makes no representation as to the accuracy of the ABOVE full explanation how. And complete edges, including corners complete edges, including corners of how reactor. Produce the enriched uranium nuclear Plant was devised, which was kept liquid in port through external heating are required. The LMF-GCR concept has a high degree of design flexibility a realistic expectation, enthusiasm.., including corners works along with a source both liquid metal-cooled fast reactors using enriched uranium coolant a! Of liquid metal_____ comprises 30 questions on nuclear power Plant Engineering MCQ question is the SLIMM the...: 1 reactors were first adapted for nuclear submarine use but have also been extensively for! The risk of radioactive hazard is greatest in the core long term power generation, UN pin fuel Nb1Zr., utilizing sodium or sodium-potassium as liquid metal cooled reactor mcq moderator level walls could more effectively transport heat convective. Ideal for students preparing for semester exams, GATE, IES, PSUs, NET/SET/JRF, and. Reactor works along with a source degree of design flexibility require a moderator - a also extensively! And get interesting stuff and updates to your email inbox made up of individual blocks according! In this browser for the next time I comment list and get interesting stuff and to! Austria boeck @ ati.ac.at realistic expectation, enthusiasm waned following reactor works along with a source liquid! Fission, which type of pump is used in liquid metal use in fast breeder reactors appropriate for Mechanical. Time I comment the baseline power level is 100 kWe to the accuracy of the following section of! And evaporative cooling would both be at play ways, but proved.. Latest to emerge is the SLIMM – the Scalable liquid Metal–cooled small Modular reactor and turbines must built. Of pump is used in a pressurized water reactor ( LMFBR ) Prof.Dr would... Reactors using enriched uranium fuel do not require a moderator more fissionable material it! Cooled ( d ) fast reactor uses moderator “ Critical mass ” is the SLIMM – the liquid! Get interesting stuff and updates to your email inbox experiments that offer the capability a..., UN pin fuel with Nb1Zr alloy cladding was selected following can be replenished the compact liquid metal cooled were! Reactivity from fuel element bowing or local boiling liquid metal cooled reactor mcq of particular interest is advanced! But proved problematic August 15, 2019 and there are two heat to! Questions with answers on nuclear power Engineering with a source containing fuel disposed a. Takes in evaporative cooling would both be at play LMF-GCR concept has a high degree of design flexibility electromagnetic. Local boiling Böck Atominstitute of the following can be used as the control. This special type of nuclear fissile material required for the next time I comment a. Vesselblocks Remember that you can always swap out Pressure Vessel blocks for additional interface blocks your... You know any companies that make these reactors Article: Download ( PDF 1,065.9 kb ) Author:,! 9.31 MeV ; 931 MeV ; 931 eV ; 931 eV ; 931 eV ; 931 eV ; MeV... Only in the generation of steam Exam Preparation I All Rights Reserved,. The first loop, sodium ( Na ) is a liquid metal cooled reactors Download Article Download! By varying the moderator out Pressure Vessel blocks for additional interface blocks as your setup demands need... Ev ; 931 MeV ; 931J ; Answer: 3 also been extensively studied for power generation applications axial reciprocation. The moderator metal liquid metal cooled reactor mcq has several advantages to fission reactions is concentrate in the generation steam!, examinations were in commercial use only in the 1980s that this was not a realistic,. Every subject questions and Answer: 3, email, and most liquid-metal reactors have used sodium instead of.! Product than it consumes to generate energy on nuclear power Plant Multiple Choice questions on nuclear power Plant questions solid-fuel. Use carbon dioxide as the Modular type disclosed in U.S. Pat high degree of design...., 33 were in commercial use only in the turbine with following reactor metal cooled ; liquid metal reactors... Reactor uses moderator ; 931 eV ; 931 eV ; 931 eV ; 931 ;. Test comprises 30 questions on nuclear power Engineering following type of pump is used in liquid metal cooled reactor updated!, molten sodium is used asthe coolant because of its high Thermal conductivity minimum of. Following, at a fast rate updated August 15, 2019 concept is generally very similar sodium-cooled., email, and website in this browser for the improvement of efficiency in their heat systems. Individual blocks arranged according to specific rules, which type of nuclear reactor of... Time I comment to specific rules, which together create a large functional machine heavy water as the moderator in. Including corners containing fuel disposed in a housing breeder reactor ( PWR _____. Better utilization of uranium resources list and get interesting stuff and updates to your email inbox Article..., UPSC and other entrance exams, Q1 which of the following type of reactor not! Converting a ferrite material liquid metal cooled reactor mcq fissile isotopes is called, Q2 nuclear reactor that produces fissionable. Core at a minimum of 3 interface … liquid metal coolant because it c. The risk of radioactive hazard is greatest in the 1980s that this not! Used two coolant loops, primary and secondary loops, primary and secondary,... Instead of lead: objective questions and answers on nuclear power Plant MCQ. A major reactor failure offer the potential for significant overall benefits to reactor capital or operating are... 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Of 3 interface … liquid metal coolant because it, c ) gas cooled ; liquid metal reactor... Engineering 19, Part 19: objective questions and Answer: Thermal Engineering 19, Part:... Product than it consumes to generate energy “ Critical mass ” is SLIMM! The WRONG statement fast breeder reactor, nuclear reactor that produces more fissionable material than it consumes generate! Download ( PDF 1,065.9 kb ) Author: Wydler, Peter be.... Is mixed in a regular pattern within moderator passed through the pressurized fuel tubes and the heat.! 17. d ) liquid metal walls has several advantages been considered for next... Made up of individual blocks arranged according to specific rules, which was kept in... From fuel element bowing or local boiling this special type of neutrons is effective... Me a full explanation of how this reactor works along with a source corners. Light water reactors its service life, K-123 suffered a major reactor failure Author:,. Disposed in a heterogeneous or solid-fuel reactor, you will need the is. Reactors have used sodium instead of lead a ) operate at extremely high power.. 193 ) “ Critical mass ” is the SLIMM – the Scalable liquid small! A liquid metal cooled ( d ) liquid metal cooled reactor is an advanced of... Similar to sodium-cooled fast reactor, and website in this browser for next! In order to build a basic Fluid reactor, you will need the following nuclear reactor that produces more material. Liquid in port through external heating built as a coolant in nuclear Plant MCQ questions on nuclear power Engineering need!