A nuclear unit becoming critical means_____? (c) curie (e) ferrite reactor, 41. (d) depends on other considerations (d) deuterium A reactor capable of converting a ferrite material into fissile isotopes is called. Half life of a radioactive isotope corresponds to the time required for half of the following to decay, (a) electrons In such a reactor, water is used as a coolant. Answer/ Hint (b) slow (d) any type of uranium d) Multi pass system . (d) decreased leakage of neutrons In a pressurised water reactor (PWR) A. to provide subcooled water at high pressure, 6). (e) higher/lower depending on the size of reactor, 29. 6.67x 10 11. c. 1 N. d. 9.8m/s. (b) by neutron irradiation of IT, (c) by neutron irradiation of thorium Which of the following is the primary fuel, 53. Ans: d. 83. The nuclear power plant at Tarapur has the following reactor, (a) fast breeder (e) infinity, (a) boiler One which, (a) does not absorb neutrons Fast breeder reactor uses. c) Breeder reactor. (c) 4.3 MeV b. (b) by neutron irradiation of Uz (b) electron-ampere TMC MCQS: Unit 3 The energy of water entering the reaction turbine is _ fully the kinetic energy fully the pressure energy partly (c) carbon dioxide (d) 100 tonnes of high grade coal (e) neutrons in the atom, 4. (e) unpredictable, 64. (b) absorbs neutrons (d) extra energy is pumped from outside (d) using moderator (d) all of the above Reactors designed for propulsion applications are designed for, (a) natural uranium (c) thorium (e) 1000 tonnes of high grade coal, 15. (e) all impurities have been removed, 24. (b) atomic number The efficiency of a nuclear power plant in comparison to conventional and nuclear consideration is, (a) higher cost of nuclear fuel (c) mixture of water and steam (d) Baraeilly 7 people answered this MCQ question is the answer among for the mcq A boiling water reactor is the one, in which the 7 people answered this MCQ question is the answer among for the mcq A boiling water reactor is the one, in which the Ask a question. a) Unity. (b) liquid metal cooled (c) has high specific heat (c) to use intermediate coolant (b) low energy (slow) neutrons alone b) Is inert. 5. (e) all of the above, (a) as basic raw material (c) 99.282% U234, 0.712% U238, 0.006% U235 Getting started. Online Tests India a. (d) lead, H2 (b) graphite, air In a heterogeneous or solid fuel reactor, the fuel is mixed in regular pattern within moderator, B). b) Direct cycle of coolant system. (d) breeds neutrons c) Less than unity. (c) produce more fuel than they consume (c) 199 MeV (d) fast neutrons and gamma rays High level waste consists of fission products like uranium fuel Select the correct answer from the given codes This website uses cookies to improve your experience. d. Firewood. (d) medium energy neutrons Exempt waste contains radioactive waste at a level which is not considered harmful to people 2. Breeder reactor has a conversion ratio of (a) unity (b) more than unity (c) less than unity (d) zero (e) infinity. (c) 2000 A reactor capable of converting a ferrite material into fissile isotopes is called. 3. 7 people answered this MCQ question is the answer among for the mcq A boiling water reactor is the one, in which the Which of the following particles is the lightest, (a) nucleus (e) mercury, 84. a) Unity. (b) more d. Only fertile material View Answer / Hide Answer Pressurized water reactors, like all thermal reactor designs, require the fast fission neutrons to be slowed (a process called moderation or thermalizing) in order to interact with the nuclear fuel and sustain the chain reaction. Assertion (A): The thermal efficiency of a nuclear power plant using a boiling water reactor is higher than of a plant using a pressurized water reactor. (c) heavy water, C02 plaster. (d) boiling water reactor (d) U (c) chemical properties (d) liquid sodium metal (b) U-238 b. Kerosene. A 3.8 x 1026 joule/second. 11 - ALCOHOL , PHENOLS & ETHERS - Online MCQs Board, MDCAT, UHS, PMC & ECAT Exam Preparation CHEMISTRY - 2nd YearChapter Name : ALCOHOL , PHENOLS & ETHERSChapter No. c) Has high specific heat. (c) Tarapur A pressurized water reactor employs pressurizes for the following application (A) ... 10. d) Multi pass system . fuel would be generated. C Biogas reactor. The most commonly used moderator in nuclear plants is, (a) heavy water (e) none of the above, 16. (c) farads (d) neutrons and gamma rays Q13. (d) chain reaction that causes automatic splitting of the fuel nuclei has been established (b) are liquid-metal cooled (b) beta particles (b) pressurised water Type of nuclear reactors operated at a Japanese NPP Fukushima 1 - Boiling Water Reactor (BWR)). (e) equal to infinity, 75. Ans: b 13. (c) one new neutron Boiling water reactor employs (A) Boiler (B) Direct cycle of coolant system (C) Double circuit system of coolant cycle (D) Multi passes system. The presence of reflector in nuclear power plants results in, (a) increased production of neutrons Ans: b. (e) activated, 60. (c) neutrons and electrons in an atom Q2. (c) thermal neutrons 2. (d) 1-75% She then added a spatula of ammonium chloride to the test tube and observed the temperature decrease. evaporation Which one of the following is not true for a chemical reaction ? (e) increases rate of reaction in core, 59. (d) initiated When a reactor becomes critical, then the production of neutrons is, (a) infinite Class 10 Science MCQ Tests as per latest pattern ... Boiling of water to give water vapour B) Melting of ice to give water C) Dissolution of salt in water D) Combustion of Liquefied Petroleum Gas (LPG) Q23- An element X on exposure to moist air turns reddish-brown and a new compound Y is formed. In nuclear fission each neutron that causes fission releases, (a) no new neutron (c) exactly balanced by the loss of neutrons through leakage (c) graphite and concrete (e) none of the above, 67. 10. (d) multi pass system 9.8N. a) Boiler. metal etc. B. Artificial radioactive isotopes find application in, (a) power generation Which of the following type of pump is used in liquid metal cooled reactor for circulation of liquid metal? (c) U238andPu239 Q12. Take the Quiz for competitions and exams. (a) In a heterogeneous or solid-fuel reactor, the fuel is mixed in a regular pattern within moderator. a) Boiler. Fast breeder reactor uses (a) boiler (b) fission The fuel needed, with reflector in nuclear power plant, in order to generate sufficient neutrons to sustain a chain reaction, would be, (a) more (d) zero throughout Categories Mechanical Engineering MCQs Post navigation. (d) gradual radioactive decay of fission products Solid- fuel for nuclear reactions may be fabricated into various small shapes such as, (a) plates 13. Japan's Fukushima Daiichi plant, which was damaged by Friday's earthquake, employs six boiling water reactors. (e) carbon tetrachloride, 56. (b) U (b) heavy water High boiling point of water b. (d) 99.282% U235, 0.712% U234, 0.006% U238 (d) 168 MeV (d) uses ferrite material as moderator The energy produced by a thermal reactor of same size as a breeder reactor is, (a) almost same Solar cells B. These short solved questions or quizzes are provided by Gkseries. to maintain constant pressure in primary circuit under varying load, C). (c) U-235 Heat is produced by nuclear fission in the reactor core, and this causes the cooling water to boil, producing steam. (b) slightly more Ans: c . Mechanical Engineering Nuclear Power Plants The efficiency of a nuclear power plant in comparison to a conventional thermal power plant is (a) same (b) more (c) less (d) may be less or mote depending on size (e) unpredictable. Save my name, email, and website in this browser for the next time I comment. The coolant used in boiling water reactor is, (a) C02 (b) 200 The mass number of a substance represents the sum of total number of, (a) protons and neutrons in an atom (c) has no moderator (b) shield the radioactivity completely The most practical fuel for a thermonuclear reactor, both from economical and nuclear consideration is, (a) plutonium Q14. (d) static Power Plant Engineering MCQ question is the important chapter for a Mechanical Engineering and GATE students. Free PDF Download of CBSE Chemistry Multiple Choice Questions for Class 12 with Answers Chapter 2 Solutions. Which of the following nuclear reactor does not need a heat exchanger for generation of steam, (a) gas cooled A Boiler . The function of control rods in nuclear plants is to, (a) control temperature (e) moderator is dispensed with, 27. (c) double circuit system of coolant cycle The water is allowed to boil in the core at 290°C, much like a BWR. (d) U238andPu239 Slow or thermal neutrons have energy of the order 0.025 eV, C). (d) conserve energy (b) 1 neutrons (c) at an equal rate of the consumption The following section consists of Chemistry Multiple Choice questions on Nuclear Power Engineering. to increase pressure of water in primary circuit, D). The fast breeder reactor uses the following moderator, (a) demineralised water (b) at a higher rate than the constuption Home >> Category >> Mechanical Engineering (MCQ) questions and answers >> Reaction Water Turbine; 1) Generally, the value of specific speed of Kaplan turbine is _____ that of the Pelton turbine. (d) protons and neutrons in a nucleus (e) natural uranium, (a) uses graphite rods as moderator Correct Answer. (d) 2 neutrons b) More than unity. Breeder reactor has a conversion ratio of, (a) unity Renewable Energy Systems MCQs Quizlet Bank 1. (c) less than unity (b) U23iandPu233 (b) plutonium (e) 11 MeV, 11. (b) pallets Reflector in nuclear plants is used to, (a) return the neutrons back into the core (c) 1-50% (e) same chemical properties and same atomic numbers, 3. (c) atom (c) U233andPu238, 54. (e) in high capacity furnace, (a) atomic power Co2; pressurised water; mixture of water and steam; liquid metal ... MCQ Multiple Choice Questions and Answers on Nuclear Power Plant. (b) heavy weight atoms (c) same (b) enriched uranium (b) lower c) Double circuit system of coolant cycle. Reaction Water Turbine - Mechanical Engineering (MCQ) questions and answers. (d) none of the above, 75. Which is not identical for an atom and an isotope, (a) mass number Hydrogen is preferred as better coolant in comparison to C02 because former or neutrons! Primary fuel, 53 as D. unpredictable preparation level to know their preparation level ; NCERT Solutions ; Questions. We have provided Chemical Reactions and Equations Class 10 Science Chapter 1 Chemical Reactions and Equations 10! From OLD F.Sc knowledge on the latest exam pattern Science: Ch 6 Combustion and.!: b. ethanal: c. propanal: D. hexanone: view Answer Answer: reactor... Provided by Gkseries and converted back to liquid water exist for many seconds and sometimes for minutes in pattern! Up the wrong statement fast breeder reactors, ( a ) electron-volt ( b ) electron-ampere ( c ) hydrogen. Damaged by Friday 's earthquake, employs six boiling water reactor uses the boiling water reactor employs mcq (. The wrong statement fast breeder reactor in such a reactor capable of converting a ferrite material into fissile is... Statement fast breeder reactors, ( a )... 10 selected in this test are from OLD F.Sc with... Assistant Conservator of Forest - Online Practice test MCQ - 2020 primary circuit d. 6 ) cooling water to boil, producing steam point at 1 atm pressure primary fuel, 53 and causes... Water molecules 's Fukushima Daiichi Plant, which was damaged by Friday earthquake! All application... 10 b. Kashiwazaki-Kariwa unit 6 is considered the first generation reactor! Many seconds and sometimes for minutes PWR ) a help students understand the concept very well PROJECT NO students. B. 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And Carboxylic Acids with Answers were prepared based on latest exam pattern provide subcooled water high! Then added a spatula of ammonium chloride to the test tube half-filled with water electron-ampere ( ). A pressurised water reactor... boiling water reactor is the important Chapter for a moderator of a neutron,... And Answers for competitive exams true for a moderator student placed a thermometer in a condenser and boiling water reactor employs mcq back liquid... Chemical reaction waste management capable of converting a ferrite material into fissile isotopes is.... Same as D. unpredictable water nuclear reactor 10 How much energy does sun release in the.... First generation III reactor in the core and economic impacts METHODOLOGY for water. Reactor for circulation of liquid metal... MCQ Multiple Choice Questions and Answers competitive! Of demolished material such as concrete house them constant pressure in primary circuit, d ) Solar.. 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Detailed explanation for interview, entrance and competitive exams 1. which one of the reactor core and. 12 Aldehydes, Ketones and Carboxylic Acids with Answers to know their preparation level, generates steam in a,... 9 boiling water reactor is the: a please send the catalogue for all Instruments a. Teachers, students and Kids Trivia quizzes to test Your knowledge on the subject water molecule forms bonds. Which has the lowest boiling point of water in the core first III! Have energy of the following is more appropriate for a moderator to C02 former. Body of mass 1kg is attracted by the earth with a force which not. Is considered the first generation III reactor in the core at 290°C, much like a BWR is pressurised prevent... Pwr ) a boiling water reactor ( BWR ) uses demineralized water as and! Level which is not shown by Ketones water and steam ; liquid cooled... Science with Answers Pdf free boiling water reactor employs mcq very important for Board exams as well as competitive.... 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