Lab Manual for Physical Science
11th Edition
ISBN: 9781259601989
Author: Bill W Tillery
Publisher: McGraw-Hill Education
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Question
Chapter 13, Problem 21AC
To determine
From the following options, the major obstacle in developing a fusion reactor is the:
a. production of radioactive waste.
b. high temperature requirement.
c. lack of fusion fuel on Earth.
d. lack of understanding about requirements for fusion reaction.
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Question 9
Why is a moderator required in a thermal nuclear reactor core?
A To prevent overheating of the fuel rods.
B
To absorb surplus neutrons.
C
To shield the surrounding area from dangerous gamma radiation.
To reduce the kinetic energy of thermal neutrons.
Which of these statements about fission and fusion are correct?
Select one or more:
a. Fission occurs when a nucleus splits into smaller nuclei.
b. Fusion occurs when a nucleus splits into smaller nuclei.
c. Fission occurs when smaller nuclei combine to form larger nuclei.
d. Fusion occurs when smaller nuclei combine to form larger nuclei.
In nuclear reactor, the function of control rod is to:A. Control nuclear fission temperature.B. Absorb extra neutrons.C. Prevent leakage of radiation.D. Generate electricity from nuclear fission.E. Initial the nuclear fission.
Chapter 13 Solutions
Lab Manual for Physical Science
Ch. 13 - Prob. 1ACCh. 13 - Prob. 2ACCh. 13 - Prob. 3ACCh. 13 - Prob. 4ACCh. 13 - Prob. 5ACCh. 13 - Prob. 6ACCh. 13 - Prob. 7ACCh. 13 - Prob. 8ACCh. 13 - Prob. 9ACCh. 13 - Prob. 10AC
Ch. 13 - Prob. 11ACCh. 13 - Prob. 12ACCh. 13 - Prob. 13ACCh. 13 - Prob. 14ACCh. 13 - Prob. 15ACCh. 13 - Prob. 16ACCh. 13 - Prob. 17ACCh. 13 - Prob. 18ACCh. 13 - Prob. 19ACCh. 13 - Prob. 20ACCh. 13 - Prob. 21ACCh. 13 - Prob. 22ACCh. 13 - Prob. 23ACCh. 13 - Prob. 24ACCh. 13 - Prob. 25ACCh. 13 - Prob. 26ACCh. 13 - Prob. 27ACCh. 13 - Prob. 28ACCh. 13 - Prob. 29ACCh. 13 - Prob. 30ACCh. 13 - Prob. 31ACCh. 13 - Prob. 32ACCh. 13 - Prob. 33ACCh. 13 - Prob. 34ACCh. 13 - Prob. 35ACCh. 13 - Prob. 36ACCh. 13 - Prob. 37ACCh. 13 - Prob. 38ACCh. 13 - Prob. 39ACCh. 13 - Prob. 40ACCh. 13 - Prob. 41ACCh. 13 - Prob. 42ACCh. 13 - Prob. 43ACCh. 13 - Prob. 44ACCh. 13 - Prob. 45ACCh. 13 - Prob. 46ACCh. 13 - Prob. 1QFTCh. 13 - Prob. 2QFTCh. 13 - Prob. 3QFTCh. 13 - Prob. 4QFTCh. 13 -
5. What is a half-life? Give an example of the...Ch. 13 - Prob. 6QFTCh. 13 - Prob. 7QFTCh. 13 -
8. What is meant by background radiation? What is...Ch. 13 - Prob. 9QFTCh. 13 - What is a mass defect? How is it related to the...Ch. 13 - Prob. 11QFTCh. 13 - Prob. 1FFACh. 13 - Prob. 2FFACh. 13 -
3. Make up a feasible explanation for why some...Ch. 13 - Prob. 5FFACh. 13 - Prob. 7FFACh. 13 - Prob. 1PEBCh. 13 - Prob. 2PEBCh. 13 -
3. Predict if the nuclei in exercise 1 are...Ch. 13 - Prob. 4PEBCh. 13 - Prob. 5PEBCh. 13 -
6. If the half-life of cesium–137 is 30 years,...
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Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, physics and related others by exploring similar questions and additional content below.Similar questions
- (a) Calculate the energy released by the fusion of a 1.00-kg mixture of deuterium and tritium, which produces helium. Tire re are equal numbers of deuterium and tritium nuclei in the mixture. (b) If this process takes place continuously over a period of a year, what is the average power output?arrow_forwardWhat are some of the reasons that plutonium rather than uranium is used in all fission bombs and as the trigger in all fusion bombs?arrow_forwardConstruct Your Own Problem Consider the decay of radioactive substances in the Earth's interior. The energy emitted is converted to thermal energy that reaches the earth's surface and is radiated away into cold dark space. Construct a problem in which you estimate the activity in a cubic meter of earth rock? And then calculate the power generated. Calculate how much power must cross each square meter of the Earth’s surface if the power is dissipated at the same rate as it is generated. Among the things to consider are the activity per cubic meter, the energy per decay, and the size of the Earth.arrow_forward
- Calculate the energy output in each of the fusion reactions in the proton-proton chain, and verify the values determined in the preceding problem.arrow_forwardIn a breeder reactor, U-238 is made into the fissionable fuel A. U-239 B. Pu-239 C. U-235 D. Th-239 E. Th-238arrow_forwardWhich of the following is not necessary to sustain fission reactions in a nuclear reactor? O a. Proton bombardment of fissile isotopes (e.g., U-235). O b. Release of neutrons by bombarded fissile isotopes. O c. Fission of fissile isotopes, producing highly radioactive fission products. O d. Transformation of U-238 to Tc-99 through absorption of neutrons.arrow_forward
- 5.) How is electricity produced in most nuclear power plants? a. They use the heat from fission reactions to produce steam to run turbines that create electricity. b. They produce electricity directly from fission reactions c. They use fusion reactions to generate electricity that can be sent directly to your homearrow_forwardWhich of the following statements about nuclear fission is true? a. No new elements can be produced in a fission reaction. b. Energy released in fission reactions is generally less than that from fusion reactions. c. In a fission reaction, two light nuclei are combined into a heavier one. d. Fission reactions can be explained on the basis of the conservation of mass-energy.arrow_forward1. Nuclear fission is . 2. By assuming that g is 10 N/kg and that air resistance and other frictional forces are negligible, and an object has a mass of 6 kg. Thus, the gravitational potential energy is . 3. Thermal power stations can cause pollution in a variety of ways: a. . b. . C... 4. Thermal heat is transferred from the hot endto the cold end, this process is called. .arrow_forward
- Which of the following describes safeguards used in nuclear power plants to protect the environment? I. Radioactive sections of the plant are cleaned every week. II. Cooling the reactor prevents an explosion and leak of radiation. III. A mixture of different forms of uranium prevents explosions. O l only O I and II O Il and III O1,II, and IIarrow_forwarda. To release 100 MW of power, approximately how many uranium fissions must occur every second? b. How many kilograms of U-235 would have to fission in 1yr to sustain a rate of 100 MW of power output?arrow_forward
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