Find the reserve capacity of the plant? Nuclear Reactors - MCQs with answers Q1. The correct statement about a standalone nuclear reactor supplying power to varying loads: It is most efficient of all plants; It is slightly less efficient than a coal-fired power plant; It is inefficient; None of the above; Correct answer: 3. D. Berellium. 11. Answer: a Explanation: Geiger-Muller Counter is used to measure the rate of nuclear disintegration. The probability that fission will occur depends on incident neutron energy. In fact, a small quantity of nuclear fuel can generate huge amounts of electricity. D. To transfer heat produced inside the reactor to a heat exchanger. d) Cause collision with the fast moving neutrons to reduce their speed . 14. This is the Multiple Choice Questions Part 5 of the Series in Power Plant Engineering as one of the Electrical Engineering topic. 6. Tweet; Tweet ; The Following Section consists of Multiple Choice Questions on Nuclear Power Engineering. Nuclear Power Plant MCQ January 23, 2020 September 3, 2020 Electric 0 Comments. Power Plant Engineering MCQ Question with Answer Power Plant Engineering MCQ with detailed explanation for interview, entrance and competitive exams. Q9. Professionals, Teachers, Students and Kids Trivia Quizzes to test your knowledge on the subject. Graphite and beryllium can be used as_____ in a nuclear plant. STUDY. 1. The moderator, which is of importance in thermal reactors, is used to moderate, that is, to slow down, neutrons from fission to thermal energies. d) 24000 kWh . 7. Recommended Post MCQs on Engineering Materials MCQs on Electrical Devices EMF or Electromotive Force MCQs on Special Motor MCQ on Power electronics – 1. B. Learn. Electrical Engineering MCQ. Other articles where Moderator is discussed: nuclear reactor: Coolants and moderators: A variety of substances, including light water, heavy water, air, carbon dioxide, helium, liquid sodium, liquid sodium-potassium alloy, and hydrocarbons (oils), have been used as coolants. A Nuclear Power plant converts nuclear energy into electrical energy. Moderator in nuclear plants is used to. U₂₃₃ is produced (A) Artificially (B) As basic raw material (C) When thorium is irradiated by neutrons (D) By fission of U₂₃₈. Nuclear energy is unique when it comes to the quantity of fuel. Which of the following may be used to measure the rate of nuclear disintegration? Multiple Choice Question (MCQ) of Electronics page-17:241. Set 1; Set 2; Set 3; Set 4) ∞ ) ) ) Post navigation. Multiple Choice Questions on Nuclear Power Engineering. (b) Hydro-electric power plants. Spell. B. Answer/ Hint Ans: d. 8. a. A. demineralised water B. carbon dioxide C. heavy water D. graphite E. no moderator is used. 1 Graphite is used in nuclear power plant as; 2 Generally coal is carried from storage to boiler by using; 3 In Rankine cycle work output from a turbine is given by; 4 Water hammer occurs in which part of hydropower plant; 5 Which of the following is an advantage of Hydro power plant; 6 More Power Generation MCQ; Graphite is used in nuclear power plant as. Electrical Engineering MCQ. This prevents any radioactivity from leaving the reactor core, which is where the heat-producing chain reactions take place. C. To start the chain reaction. Flashcards. >Hydro Electric Power Plant; MCQ. d) Graphite. … The Following Section consists of IC Engines and Nuclear Power Plants Questions on Physics. coolant itself; ferrite rod; graphite rod; liquid sodium metal 13. d) Air . 2. Multiple Choice Questions … Moderator in nuclear plants is used to (a) reduce temperature (b) extract heat from nuclear reaction (c) control the reaction (d) cause collision with the fast moving neutrons to reduce their speed (e) moderate the radioactive pollution. Fast Breeder Reactor Figure shows a fast breeder reactor system. b) Concrete and bricks. The function of a moderator in a nuclear reactor is..... A. A CANDU reactor uses _____. A. B. In nuclear engineering, a neutron moderator is a medium that reduces the speed of fast neutrons, ideally without capturing any, leaving them as thermal neutrons with only minimal (thermal) kinetic energy.These thermal neutrons are immensely more susceptible than fast neutrons to propagate a nuclear chain reaction of uranium-235 or other fissile isotope by colliding with their atomic nucleus. To slow down the fast-moving electron. Moderator in Nuclear Power Plant. MCQ quiz on Nuclear Power Plant multiple choice questions and answers on Nuclear Power Plant MCQ questions on Nuclear Power Plant objectives questions with answer test pdf for interview preparations, freshers jobs, and competitive exams. Moderator in nuclear plants is used to (A) Reduce temperature (B) Extract heat from nuclear reaction (C) Control the reaction (D) Cause collision with the fast moving neutrons to reduce their speed. The plant capacity is 20 MW. Pages 11-11. A. return the neutrons back into the core B. shield the radioactivity completely C. check polllution D. conserve energy E. is not used. … Correct Answer. Q15.iAmong the following which is not non conventional energy. Write. October 20, 2020 by Admin. Comment * Comments ( 3) Kundil Phukan : 2 months ago . 6. (c) Thermal power plants. Ans: d; The most commonly used moderator in nuclear plants is (a) heavy water (b) concrete and bricks (c) graphite and concrete (d) deutrium (e) graphite. Which of the following power plant usually offer highest maintenance cost? b) Nuclear. (b) ... MCQ or Objective. Highly enriched uranium as fuel and light water as moderator and coolant. a) Heavy water. A moderator, in nuclear power plants, is a medium introduced into the fuel mass in order to (A) Slow down the speed of fast moving neutrons (B) Control the reaction (C) Reduce the temperature (D) Extracts heat from nuclear reaction. Nuclear Power Plant - Nuclear Power plant Objective Questions and Answers. Mechanical Engineering Multiple choice Questions Answers ... Moderator in nuclear plants is used to (a) reduce temperature (b) extract heat from nuclear reaction (c) control the reaction (d) cause collision with the fast moving neutrons to reduce their speed (e) moderate the radioactive pollution. c) The saturation voltage V CE for silicon transistor is same as that for germanium. A.To slow down the fast moving electrons Your Comments. Correct Answer. Hydrogen is preferred as better coolant in comparison to C02 because former . Nuclear Energy MCQ. Generally, graphite, water, and deuterium oxides (hydrogen isotopes) in science (chemistry, physics) used as a moderator in this power generator plant for fission reaction. Nuclear Power Plant MCQ Questions and Answers Quiz. c) 2400 kWh. The most commonly used moderator in nuclear plants is. To speed up the slow-moving electrons. b) The saturation voltage V CE for germanium transistor is more than silicon transistor. Multiple Choice Questions on Process Equipment and Plant Design. Control Rods Nuclear Reactor - MCQs with answers Q1. Match. Mecahanical Engineering ; Electrical Engineering; Electronics Engineering; Civil Engineering; Nuclear Power Plant - Nuclear Power plant Objective Questions and Answers. C. To start the chain reaction. a) Wind. Answer: Option A . a. advertisement. Which one among the following is used as a moderator in nuclear reactors? C. Heavy water. Gravity. c) Control the reaction. Test. For large plants of capacity for more than 15 MW, what type of cooling is used. How much KWh energy is produced by fission of 1 gm of uranium U235. a) 24 kWh. Light water. Nuclear Power Plant Multiple Choice Questions and Answers. a) The saturation voltage V CF of silicon transistor is more than germanium transistor. Control rods b. Moderator c. Coolant d. Reflector View Answer / Hide Answer. This set of Power Plant Mcqs focuses on “Chemical & Nuclear Reactions – II”. A. U 238. Solid- fuel for nuclear reactions may be fabricated into various small shapes such as_____? c) Liquid. The moderator is a component that is part of nuclear reactors.It is located in the reactor core.The function of the moderator is to reduce the speed of neutrons in nuclear fission reactions.. During fission nuclear reactions, neutrons collide with fissile atoms (uranium and plutonium) present in the nuclear fuel causing fission. In the nuclear fission reactions.....isotope of uranium is used. Categories . In nuclear power plant, which of the following is used to moderate the speed of neutron? Light water, heavy water, graphite which is correct answer. Electrical Articles (19) Electrical MCQ (75) Electrical Questions (11) Interviews Questions … PLAY. Categories Mechanical Engineering MCQs Post navigation. therine_hoult. a) Reduce temperature. (d) Diesel engine power plants. Your name: Your Email: Your … b) Water. Q14. b) Extract heat from nuclear reaction. C. U 233. The function of a moderator in a nuclear reactor is. b) 240 kWh. Reflector in nuclear plants is used to_____? D. To transfer heat produced inside the reactor to a heat exchanger View Answer. c. Enriched uranium as fuel and ordinary water as moderator and coolant. Q13. c) Graphite and concrete. IF YOU THINK THAT ABOVE POSTED MCQ IS WRONG. Moderator in nuclear plants is used to: A. reduce temperature: B. extract heat from nuclear reaction: C. control the reaction: D. cause collision with the fast moving neutrons to reduce their speed: E. moderate the radioactive pollution. A. Graphite. 11. 6. In boiling water reactor, moderator is . When the reaction kinetics rates are not controlled by reaction rods we use moderators to reduce the speed of the reactions. In a nuclear electric power plant, the water used as a neutron moderator is also used to heat the water that drives the steam turbines that produce the electric power. Correct Answer. C.U 233 Your Comments. a) A thermal reactor needs a moderator materiel b) In nuclear reactor, mltiplication factor is kept almost equal to one c) Nuclear power plants are used as peak load plants only d) Both 1 and 2 Show/Hide Answer 5) A power station has a maximum demand of 15 MW. Physics Top 100 Multiple Choice Questions . To slow down the fast moving electrons. The most commonly used moderator in nuclear power plant is. Sanjay Gohel : 2 years ago . To speed up the slow moving electron. Terms in this set (30) The uranium oxide pellets used in typical nuclear reactors are primarily composed of the nonfissionable isotope (A) uranium-235 (B) uranium-238 (C) uranium-258 (D) uranium-255 (E) uranium-245. a) Hydrogen. d. Only fertile material View Answer / Hide Answer D. None of the above View Answer. b. Multiple Choice Questions and Answers (MCQs) on Power Plant Engineering 01. Physicists calculate with fission cross-section, which determines this probability. Neutron Moderators in Nuclear Reactors. The moderator water, however, remains completely sealed off from the water that drives the turbines. Such substances are, in రవి కుమార్ : 3 months ago . b. Take the Quiz and improve your overall Physics. This is accomplished with the help of moderator. Chemical Engineering, Chemistry, best prices on genuine pfizer viagra Engineering. Explanation are given for understanding. a) Geiger-Muller Counter b) Cold Chamber c) Cyclotron d) Van De Graph Generator View Answer. Moderator in nuclear plants is used to (a) reduce temperature (b) extract heat from nuclear reaction (c) control the reaction (d) cause collision with the fast moving neutrons to reduce their speed (e) moderate the radioactive pollution. Q8. Enriched uranium is required as a fuel in a nuclear reactor, if light water is used as moderator and coolant, because light water has (A) High neutron absorption cross-section (B) Low moderating efficiency (C) High neutron scatter cross-section (D) Low neutron absorption cross-section Answer: Option B 02. Natural uranium as fuel and heavy water as moderator and coolant. (a) moderator. (a) Ozone (b) Heavy hydrogen (c) Heavy water (d) Hydrogen peroxide Answer (c) Heavy water The most important ore of Aluminium is (a) Bauxite (b) Calamine (c) Calcite (d) Galena Answer (a) Bauxite Which one of the following elements exists in liquid state at room temperature? Light water should be the correct answer. Isotopes of same elements … For more effective use in nuclear reactor it is desirable to slow down the fast neutrons to speed corresponding to the speed of molecules of gas at normal temperature and pressure. B. U 235. (a) Nuclear power plants. Which of the following statement is true? Created by. is lighter; is inert ; has high specific heat; is a good conductor 12. Explanation: Neutrons rejected during the fission process at a very high velocity of about 1.5 × 107 m/s. Join The Discussion. Plant - nuclear Power Plant Engineering as one of the following Section consists of Multiple Choice Questions nuclear! 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