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enriched uranium may contain fissionable contents of the order of

Enriched uranium may contain fissionable contents of the order of (a) 1-99% (b) 1-25% (c) 1-50% (d) 1-75% (e) 1-90%. Answer: Option A 1-25%. In 1995, the US Navy responded to direction from Congress by submitting a report on the possible use of low-enriched uranium (LEU) fuel in naval reactors in place of the highly enriched uranium (HEU) used to date. U 238 is considered 'fissionable', which means it may fission but that it requires an energetic neutron in order to fission - generally several MeV. Table 2: Uranium resources by country in 2017 Identified resources recoverable (reasonably assured resources plus inferred resources), to US$ 130/kg U, 1/1/17, from OECD NEA & IAEA, Uranium 2018: Resources, Production and Demand ('Red Book'). Your email address will not be published. Your email address will not be published. Fissile vs fissionable. Question No : 42 Artificial radioactive isotopes find application in . Uranium (92 U) is a naturally occurring radioactive element that has no stable isotope.It has two primordial isotopes, uranium-238 and uranium-235, that have long half-lives and are found in appreciable quantity in the Earth's crust.The decay product uranium-234 is also found. U235 will undergo fission by (a) high energy (fast) neutrons alone (b) low energy (slow) neutrons alone (c) either fast or slow neutrons (d) medium energy neutrons (e) none of the above. B. U238 will undergo fission by * IAEA estimate. Highly enriched uranium is defined as uranium having an enrichment above20 percent of the fissionable isotope uranium-235. B. At 10 TW, reserves and ultimate resources of fissionable uranium last only 6 and 30 years, respectively. Share this question with your friends. Naturally occurring uranium is composed of three major isotopes: uranium-238, uranium-235, and uranium-234. U235 will undergo fission by. Summary: Consumption of a 3000MWth (~1000MWe) reactor (12-months fuel cycle) Typical fuel assembly. If the DU is partly derived from reprocessed reactor fuel, then it may also contain uranium-236 (approximately 0.0003%) and trace amounts of plutonium, neptunium, americium and … A quantity of HEU can be described in terms of either the total mass of all the uranium isotopes, kg U, or as the mass of the fissile isotope uranium-235, kg U 235. Enriched uranium is a kind of uranium in which the percent composition of uranium-235 has been increased through the process of isotope separation. a) High energy (fast) neutrons alone. Enriched uranium is a kind of uranium in which the percent composition of uranium-235 has been increased through the process of isotope separation. B Nucleonic devices . A Power generation . about 113 tonnes of uranium dioxide). a) High energy (fast) neutrons alone Enriched uranium may contain fissionable contents of the order of_____? Uranium undergoes spontaneous fission at a very slow rate, and emits radiation. Share this post. Natural uranium is 99.284% 238 U isotope, with 235 U only constituting about 0.711% of its weight. View Answer Discuss. A 1-99 % . Rocks break down to form soil. Natural uranium is 99.284% 238 U isotope, with 235 U only constituting about 0.711% of its weight. © Copyright 2016-2020 - www.PakMcqs.com/. Answered - [1 to 40%] [10 to 50%] [1 to 80%] [1 to 99%] are the options of mcq question Enriched uranium may contain fissionable contents from realted topics , Mechanical Engineering, IC Engines and Nuclear Power Plants topics with 0 Attempts, 0 % Average Score, 2 Topic Tagged and 0 People Bookmarked this question which was asked on Nov 26, 2018 14:50 The byproduct of enrichment, called depleted uranium or DU, contains less than one third as … twitter; facebook; Leave a Reply Cancel reply. U-235 is used for fission in nuclear reactors and nuclear weapons. U235 will undergo fission by (a) high energy (fast) neutrons alone (b) low energy (slow) neutrons alone (c) either fast or slow neutrons (d) medium energy neutrons (e) none of the above. PLEASE COMMENT BELOW WITH CORRECT ANSWER AND ITS DETAIL EXPLANATION. d) Medium energy neutrons . A. Enriched uranium may contain fissionable contents of the order of . C. 1-50%. Specifically. The amount of fissionable nuclear fuel required to sustain a nuclear chain reaction is called a ___ mass. 1-99%. View Answer Discuss. This new grade is being used to replace natural uranium(NU) fuel in some heavy water reactors like the CANDU. Weapons grade uranium must contain highly enriched uranium (HEU) with an isotopic concentration greater than 90% U-235. Question No : 38 Boiling water reactor employs, Question No : 39 In a fission process, maximum percentage of energy is released as, Question No : 40 Fast breeder reactor uses, Question No : 41 Enriched uranium may contain fissionable contents of the order of, Question No : 42 Artificial radioactive isotopes find application in, Competitive Exam India | Copyright @2017-2018 | About Us | Contact Us, Hosting partner DigitalOcean - Click here to get $10 joining bonus, DigitalOcean - Click here to get $10 joining bonus. Enriched uranium may contain fissionable contents of the order of . Enriched uranium is a type of uranium in which the percent composition of uranium-235 has been increased through the process of isotope separation. Ans: a. D 1-75 % . Naturally occurring uranium is composed of three major isotopes: uranium-238, uranium-235, and uranium-234. D. 1-75%. 1-25%. There was some hope that the enrichment process would be improved and fissionable isotopes of U-235 could, at some future date, be extracted from the depleted uranium. All uranium isotopes present in natural uranium are radioactive and fissionable, and 235 U is fissile (will support a neutron-mediated chain reaction). 38. twitter; facebook; Leave a Reply Cancel reply. The U 3 O 8 concentrate typically contains more than 80% uranium. The total recoverable identified resources to US$ 260/kg U is 7.989 million tonnes U. Uranium-235 (U-235) is only found in about 0.7 percent of uranium found naturally, but it is well-suited for producing nuclear power. Share this question with your friends. Enriched uranium may contain fissionable contents of the order of (a) 1-99% (b) 1-25% (c) 1-50% (d) 1-75% (e) 1-90%. Place the steps involved in the gaseous diffusion method producing enriched uranium in the correct order, starting with the first step at the top. The most common isotopes in natural uranium are 238 U (99.27%) and 235 U (0.72%). In 1995, the US Navy responded to direction from Congress by submitting a report on the possible use of low-enriched uranium (LEU) fuel in naval reactors in place of the highly enriched uranium (HEU) used to date. High Enriched Uranium (HEU) Uranium containing 20% or more of the isotope uranium-235. Question No : 36 A moderator, apart from its high neutron slowing power, and low non-productive neutron, should be. Uranium-234 is less than one percent of all forms of natural uranium, but is much more radioactive. Costs are lowered because less uranium and fewer bundles are needed to fuel the reactor. All uranium isotopes present in natural uranium are radioactive and fissionable, and 235 U is fissile (will support a neutron-mediated chain reaction). The original ore, by comparison, may contain as little as 0.1% uranium. 37. Uranium ore is converted to UF4. Ans: c . The original ore, by comparison, may contain as little as 0.1% uranium. Q19. Enriched uranium may contain fissionable contents of the order of__________________? A. Required fields are marked * Comment. Highly enricheduranium is defined as uranium having an enrichment above 20 percent ofthe fissionable isotope uranium … A quantity of HEU can be described in terms of either the total mass of all the uranium isotopes, kg U, or as the mass of the fissile isotope uranium … Correct Answer : A. Uranium enrichment is a process that is necessary to create an effective nuclear fuel out of mined uranium by increasing the percentage of uranium-235 which undergoes fission with thermal neutrons.Although many reactors require enriched uranium fuel, the Canadian-designed CANDU, the British Magnox reactor and the proposed Molten salt reactor can use natural uranium as their fuel. U235 will undergo fission by (a) high energy (fast) neutrons alone (b) low energy (slow) neutrons alone (c) either fast or slow neutrons (d) medium energy neutrons (e) none of the above. Typical reactor may contain about 165 tonnes of fuel (including structural material); Typical reactor may contain about 100 tonnes of enriched uranium (i.e. C. 1-50% U235 will undergo fission by (a) high energy (fast) neutrons alone (b) low energy (slow) neutrons alone (c) either fast or slow neutrons (d) medium energy neutrons (e) none of the above. Enriched uranium is a type of uranium in which the percent composition of uranium-235 has been increased through the process of isotope separation. Next Next post: Enriched uranium may contain fissionable contents of the order of_____? These reactors are powered by uranium which is enriched to have anywhere between 3 and 4% of uranium 235. 235 U is the only nuclide existing in nature (in any appreciable amount) that is fissile with thermal neutrons. c) 1-50%. b) 1-25%. In producing U-235 for the first atomic bomb, Manhattan Project scientists considered four physical processes for uranium enrichment: gaseous diffusion (effusion), electromagnetic separation, liquid thermal diffusion, and centrifugation. Enriched uranium is a type of uranium in which the percent composition of uranium-235 has been increased through the process of isotope separation. Ans: c. 39. Natural uranium is about 99.27 percent U-238, 0.72 percent U-235, and 0.0055 percent U-234. High Enriched Uranium (HEU) Uranium containing 20% or more of the isotope uranium-235. Enriched uranium may contain fissionable contents of the order of_____? Naturally-occurring uranium contains 0.72% of the 235U isotope. 38. Ans: a. Ans: a 40. Enriched uranium may contain fissionable contents of the order of. Promotion) Order 2005, as amended, (the “Order”) or are high net worth bodies corporate, unincorporated associations and partnerships and trustees of high value trusts or other persons falling within Articles 49(2)(a)-(d) of the Order (and the contents of this Presentation have not been approved by an More than 99 percent of the uranium found in the environment is in the form of U-238. 235U is the only nuclide existing in nature that is fissile with thermal neutrons. 1-25% b) Low energy (slow) neutrons alone. D 1-75 % . The remaining mass includes 99.274% U-238 and a small amount of U-234 (0.0055%). U238 will undergo fission by 39. U235 will undergo fission by (a) high energy (fast) neutrons alone (b) low energy (slow) neutrons alone (c) either fast or slow neutrons (d) medium energy neutrons (e) none of the above. Natural uranium contains 0.7205% U-235, the fissile isotope of uranium. Enriched uranium may end up in the environment during accidents in nuclear power plants. Uranium is a silvery-gray metallic weakly radioactive chemical element.It has the chemical symbol U and atomic number 92. Enriched uranium is a critical component for both civil nuclear … Uranium is enriched in U-235 by separating the isotopes by mass. Uranium-235, an isotope that makes up less than 1 percent of all-natural uranium, provides the fuel for nuclear reactors and nuclear bombs, while uranium-238, an … Enriched uranium may contain fissionable contents of the order of C. 1-50%. 1-99%. 1-25% C. 1-50% D. 1-75% E. 1-90%. Uranium consumption in a nuclear reactor. The chances of getting cancer are much higher when people are exposed to enriched uranium, because that is a more radioactive form of uranium. 1-99% Nuclear reactors require a fuel with a higher concentration of U-235 than is found in nature; it is normally enriched to have about 5% of uranium mass as U-235. 38. Most reactors require uranium to be enriched from 0.7% to higher concentrations. This in turn reduces the quantit… Enriched uranium gives off energy through nuclear fission. U238 will undergo fission by Question is ⇒ Enriched uranium may contain fissionable contents of the order of, Options are ⇒ (A) 1-99%, (B) 1-25%, (C) 1-50%, (D) 1-75%, (E) 1-90%., Leave your comments or Download question paper. IAEA, “Fission Molybdenum-99 for Medical Use,” IAEA-TECDOC-515, International Atomic Energy Agency, Vienna, 1989; IAEA, “Production Technologies for Molybdenum-99 and Technetium-99m,” IAEA … Enriched uranium is a kind of uranium in which the percent composition of uranium-235 has been increased through the process of isotope separation. Correct Answer : A. B. about 113 tonnes of uranium dioxide). U 3 O 8 is the uranium product which is sold. Name * Email * Website. Name * Email * Website. D. 1-75%. 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