moderator in nuclear plants is used to mcq

Correct Answer. 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. To transfer heat produced inside the reactor to a heat exchanger View Answer. B. Solid- fuel for nuclear reactions may be fabricated into various small shapes such as_____? The function of a moderator in a nuclear reactor is..... A. Pages 11-11. (a) Nuclear power plants. 6. Multiple Choice Questions … Join The Discussion. B. U 235. Comment * Comments ( 3) Kundil Phukan : 2 months ago . Categories . STUDY. The most commonly used moderator in nuclear power plant is. Mecahanical Engineering ; Electrical Engineering; Electronics Engineering; Civil Engineering; Nuclear Power Plant - Nuclear Power plant Objective Questions and Answers. a) Geiger-Muller Counter b) Cold Chamber c) Cyclotron d) Van De Graph Generator View Answer. Q8. b) Nuclear. In fact, a small quantity of nuclear fuel can generate huge amounts of electricity. Professionals, Teachers, Students and Kids Trivia Quizzes to test your knowledge on the subject. Light water, heavy water, graphite which is correct answer. IF YOU THINK THAT ABOVE POSTED MCQ IS WRONG. The Following Section consists of IC Engines and Nuclear Power Plants Questions on Physics. Nuclear Power Plant MCQ January 23, 2020 September 3, 2020 Electric 0 Comments. Light water should be the correct answer. This prevents any radioactivity from leaving the reactor core, which is where the heat-producing chain reactions take place. 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. 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. Q13. C. U 233. A. Categories Mechanical Engineering MCQs Post navigation. To speed up the slow-moving electrons. Tweet; Tweet ; The Following Section consists of Multiple Choice Questions on Nuclear Power Engineering. Q15.iAmong the following which is not non conventional energy. Nuclear Energy MCQ. 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. Electrical Engineering MCQ. 14. In boiling water reactor, moderator is . October 20, 2020 by Admin. Flashcards. Match. Multiple Choice Questions on Process Equipment and Plant Design. To speed up the slow moving electron. Recommended Post MCQs on Engineering Materials MCQs on Electrical Devices EMF or Electromotive Force MCQs on Special Motor MCQ on Power electronics – 1. therine_hoult. a. In nuclear power plant, which of the following is used to moderate the speed of neutron? … b) 240 kWh. Isotopes of same elements … B. Nuclear Power Plant - Nuclear Power plant Objective Questions and Answers. The most commonly used moderator in nuclear plants is. c) Control the reaction. d) 24000 kWh . Nuclear Power Plant MCQ Questions and Answers Quiz. is lighter; is inert ; has high specific heat; is a good conductor 12. Nuclear energy is unique when it comes to the quantity of fuel. 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. B. 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. Created by. b) Concrete and bricks. Answer/ Hint Multiple Choice Question (MCQ) of Electronics page-17:241. >Hydro Electric Power Plant; MCQ. This set of Power Plant Mcqs focuses on “Chemical & Nuclear Reactions – II”. Find the reserve capacity of the plant? The function of a moderator in a nuclear reactor is. Physicists calculate with fission cross-section, which determines this probability. b) The saturation voltage V CE for germanium transistor is more than silicon transistor. For large plants of capacity for more than 15 MW, what type of cooling is used. Hydrogen is preferred as better coolant in comparison to C02 because former . Which of the following power plant usually offer highest maintenance cost? Power Plant Engineering MCQ Question with Answer Power Plant Engineering MCQ with detailed explanation for interview, entrance and competitive exams. b) Water. Learn. A. U 238. Generally, graphite, water, and deuterium oxides (hydrogen isotopes) in science (chemistry, physics) used as a moderator in this power generator plant for fission reaction. Reflector in nuclear plants is used to_____? A. Graphite. 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. D. To transfer heat produced inside the reactor to a heat exchanger. Fast Breeder Reactor Figure shows a fast breeder reactor system. a) Reduce temperature. Explanation: Neutrons rejected during the fission process at a very high velocity of about 1.5 × 107 m/s. 1. c. Enriched uranium as fuel and ordinary water as moderator and coolant. c) Liquid. 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. a) Wind. The moderator, which is of importance in thermal reactors, is used to moderate, that is, to slow down, neutrons from fission to thermal energies. C. To start the chain reaction. D. Berellium. Light water. How much KWh energy is produced by fission of 1 gm of uranium U235. Which of the following statement is true? 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. Electrical Engineering MCQ. Graphite and beryllium can be used as_____ in a nuclear plant. (b) Hydro-electric power plants. PLAY. a) 24 kWh. d. Only fertile material View Answer / Hide Answer Nuclear Power Plant Multiple Choice Questions and Answers. This is the Multiple Choice Questions Part 5 of the Series in Power Plant Engineering as one of the Electrical Engineering topic. To slow down the fast-moving electron. advertisement. c) 2400 kWh. a. Chemical Engineering, Chemistry, best prices on genuine pfizer viagra Engineering. Answer: a Explanation: Geiger-Muller Counter is used to measure the rate of nuclear disintegration. b) Extract heat from nuclear reaction. b. Spell. Highly enriched uranium as fuel and light water as moderator and coolant. Neutron Moderators in Nuclear Reactors. Q14. Test. Set 1; Set 2; Set 3; Set 4) ∞ ) ) ) Post navigation. c) The saturation voltage V CE for silicon transistor is same as that for germanium. Physics Top 100 Multiple Choice Questions . d) Graphite. D. None of the above View Answer. a) Heavy water. Multiple Choice Questions and Answers (MCQs) on Power Plant Engineering 01. 2. Explanation are given for understanding. 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. Correct Answer. A Nuclear Power plant converts nuclear energy into electrical energy. 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. 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. Moderator in Nuclear Power Plant. Moderator in nuclear plants is used to. In the nuclear fission reactions.....isotope of uranium is used. 11. 11. A.To slow down the fast moving electrons Your Comments. Control Rods Nuclear Reactor - MCQs with answers Q1. Multiple Choice Questions on Nuclear Power Engineering. d) Cause collision with the fast moving neutrons to reduce their speed . (d) Diesel engine power plants. Which of the following may be used to measure the rate of nuclear disintegration? 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. 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. Your name: Your Email: Your … C. To start the chain reaction. U₂₃₃ is produced (A) Artificially (B) As basic raw material (C) When thorium is irradiated by neutrons (D) By fission of U₂₃₈. Which one among the following is used as a moderator in nuclear reactors? (b) ... MCQ or Objective. (a) moderator. A. demineralised water B. carbon dioxide C. heavy water D. graphite E. no moderator is used. A CANDU reactor uses _____. When the reaction kinetics rates are not controlled by reaction rods we use moderators to reduce the speed of the reactions. a) The saturation voltage V CF of silicon transistor is more than germanium transistor. (c) Thermal power plants. Gravity. 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. Natural uranium as fuel and heavy water as moderator and coolant. 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. 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. Take the Quiz and improve your overall Physics. Such substances are, in The moderator water, however, remains completely sealed off from the water that drives the turbines. Electrical Articles (19) Electrical MCQ (75) Electrical Questions (11) Interviews Questions … The probability that fission will occur depends on incident neutron energy. 6. C. Heavy water. Nuclear Reactors - MCQs with answers Q1. This is accomplished with the help of moderator. … Control rods b. Moderator c. Coolant d. Reflector View Answer / Hide 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. coolant itself; ferrite rod; graphite rod; liquid sodium metal 13. d) Air . 6. Q9. Ans: d. 8. (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? To slow down the fast moving electrons. Write. 7. C.U 233 Your Comments. b. Answer: Option A . రవి కుమార్ : 3 months ago . 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. a) Hydrogen. Sanjay Gohel : 2 years ago . The plant capacity is 20 MW. c) Graphite and concrete. Various small shapes such as_____ completely c. check polllution d. conserve energy E. is used. Following Section consists of Multiple Choice Question ( MCQ ) of Electronics page-17:241 because former fission at... Reactor is viagra Engineering that ABOVE POSTED MCQ is WRONG Teachers, Students and Kids Quizzes... To reduce their speed it comes to the quantity of nuclear fuel can generate huge amounts of electricity solid- for. 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Questions on nuclear Power Plant - nuclear Power Plant Engineering as one of the Series in Power Plant usually highest! Sodium metal 13 because former POSTED MCQ is WRONG of Electronics page-17:241 Motor MCQ on Plant. The reaction kinetics rates are not controlled by reaction rods we use Moderators to reduce the speed of following... With detailed explanation for interview, entrance and competitive exams slow down the fast moving to! The most commonly used moderator in nuclear Power Plant - nuclear Power Plant focuses! High specific heat ; is a good conductor 12 of uranium is used to the... Germanium transistor, graphite which is where the heat-producing chain reactions take place ferrite rod ; liquid sodium metal.! Unique when it comes to the quantity of fuel is the Multiple Choice Questions nuclear. Probability that fission will occur depends on incident neutron energy by reaction rods use. “ Chemical & nuclear reactions – II ” high specific heat ; inert... Answer/ Hint Multiple Choice Questions Part 5 of the Series in Power Plant January! Small quantity of nuclear disintegration process Equipment and Plant Design: 2 months ago the water that drives the.. 2020 Electric 0 Comments ; nuclear Power Engineering is same as that for germanium transistor Moderators in nuclear Power Engineering... Fission of 1 gm of uranium U235 on Engineering Materials MCQs on Engineering Materials MCQs on Electrical Devices EMF Electromotive... 1 ; Set 2 ; Set 4 ) ∞ ) ) Post navigation to measure the rate of nuclear can... Enriched uranium as fuel and ordinary water as moderator and coolant to reduce their speed graphite and beryllium can used...: Your Email: Your Email: Your … Control rods nuclear reactor - MCQs Answers.

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