Introduction To Health Physics
5th Edition
ISBN: 9780071835275
Author: Johnson, Thomas E. (thomas Edward), Cember, Herman.
Publisher: Mcgraw-hill Education,
expand_more
expand_more
format_list_bulleted
Concept explainers
Question
Chapter 2, Problem 2.20P
To determine
What is the minimum required power input (in kilowatts) if a cyclotron produces a 100-µA beam of 15-MeV deuterons, if the cyclotron were 100% efficient in converting electrical energy into kinetic energy of the deuterons?
Expert Solution & Answer
Want to see the full answer?
Check out a sample textbook solution
Students have asked these similar questions
The energy released by each fission within the core of a nuclear reactor is 2.00 x 102 MeV. The number of fissions occurring each
second is 2.90 x 1010, Determine the power (in watts) that the reactor generates.
Number
Units
A typical nuclear fission power plant produces about 1.00 GW of electrical power. Assume the plant has an overall efficiency of 42.0% and each fission produces 200 MeV of thermal energy. Calculate the mass of 235U consumed each day.
____kg
The fusion reaction shown is part of the proton-proton chain that occurs in the core of the
sun.
He
р
He
He
р
Energy
The products and reactants have the following properties:
Hydrogen: m=1.007825u
Helium 3: m=3.01603u
Helium 4: m=4.00260u
Conversion factors 1u-1.66056x10-27 kg = 931.494 MeV/c².
Calculate the energy given off during this step of the reaction. Give your answer in MeV.
Chapter 2 Solutions
Introduction To Health Physics
Ch. 2 - Two blocks of mass 0.1 kg and 0.2 kg approch each...Ch. 2 - A bullet whose mass is 50 g travels at a velocity...Ch. 2 - Compute the mass of the Earth, assuming it to be a...Ch. 2 - An automobile weighing 2000 kg and going at a...Ch. 2 - A small electrically charged sphere of mass 0.1 g...Ch. 2 - A capacitor has a capacitance of 10F . How much...Ch. 2 - A small charged particle whose mass is 0.01 g...Ch. 2 - Prob. 2.8PCh. 2 - Prob. 2.9PCh. 2 - Prob. 2.10P
Ch. 2 - Prob. 2.11PCh. 2 - Prob. 2.12PCh. 2 - Prob. 2.13PCh. 2 - Prob. 2.14PCh. 2 - Prob. 2.15PCh. 2 - A current of 25 mA flows through a 25-gauge wire,...Ch. 2 - An electron starts at rest on the negative plate...Ch. 2 - Prob. 2.18PCh. 2 - Prob. 2.19PCh. 2 - Prob. 2.20PCh. 2 - Prob. 2.21PCh. 2 - Prob. 2.22PCh. 2 - Prob. 2.23PCh. 2 - (a) A 1000-MW(e) nuclear power plant operates at a...Ch. 2 - Prob. 2.25PCh. 2 - Prob. 2.26PCh. 2 - Prob. 2.27PCh. 2 - The specific heat of water in the English system...Ch. 2 - Prob. 2.29PCh. 2 - Prob. 2.30PCh. 2 - Prob. 2.31PCh. 2 - Prob. 2.32PCh. 2 - How many cubic meters of water must fall over a...Ch. 2 - (a) Calculate the speed of a 25-MeV proton. (b)...Ch. 2 - Prob. 2.35PCh. 2 - Prob. 2.36PCh. 2 - Calculate the speed of a (a) 0.5-MeV electron and...Ch. 2 - How much sub-butuminous coal (20,000 kJ/kg) would...Ch. 2 - Prob. 2.40PCh. 2 - How much oil (138,690 Btu/gal) would it take to...Ch. 2 - How much oil (138,690 Btu/gal) would it take to...Ch. 2 - Prob. 2.43PCh. 2 - Prob. 2.44PCh. 2 - Prob. 2.45PCh. 2 - Prob. 2.46PCh. 2 - Prob. 2.47PCh. 2 - Prob. 2.48PCh. 2 - Prob. 2.49P
Knowledge Booster
Learn more about
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
- The energy released by each fission within the core of a nuclear reactor is 2.00×102 MeV. The number of fissions occurring each second is 2.10×1019, Determine the power (in watts) that the reactor generates. Number______ Units_____.arrow_forwardIL-3 Leo has placed a speaker on flat ground that produces sound with an output power of 15.OW. David, listener L1, is 5.00m from the speaker and Lam, listener L2, is 15.0m from the speaker as shown in the figure below. 15.0m 5.00m L1 L2 speaker a) Draw on a figure like the one above the complete three-dimensional wavefront that arrives at listener L. Find the intensity I, pressure amplitude pm, and the loudness B of the sound arriving at listener L. b) Draw on the figure the complete three-dimensional wavefront that arrives at listener L2. Find the intensity I, pressure amplitude Pm, and the loudness B of the sound arriving at listener L2. Show units with all numbers, but it is not necessary to work out the units here if you did so in part a). R, c) Use numbers from above to find the following ratios: R, Pm2 and Pmtarrow_forwardA Van de Graaff generator produces a 2 MeV beam of deuterons, which are heavy hydrogen nuclei containing a proton and a neutron. 1. 2. If the electric beam current is 10 UA, find the separation distance between the deuterons? a)121 nm b)221 nm c)321 nm d)421 nm e)521 nm Is its electrostratic repulsion a factor in the stability of the has? Explainarrow_forward
- In proton beam therapy, a beam of high-energy protons is used to deliver radiation to a tumor, killing its cancerous cells. In one session, the radiologist calls for a dose of 4.9 x 108 protons to be delivered at a beam current of 120 nA. How long should the beam be turned on to deliver this dose?arrow_forwardProtons enter a region of electric field where the potential difference between where the protons enter and exit is +5×106 volts (5 MV). Assuming the initial energy of the protons was negligible, how much energy does the proton gain? What if we had a fully ionized carbon-12 nucleus instead?arrow_forwardWhen U-232 undergoes alpha decay to Th-228, a mass lost is sustained. 1. Find the mass defect for this process in amu and kg. 2. The mass lost during the decay is converted to kinetic energy. Use Einstein equation to calculate the kinetic energy in joules and in Mega- electron volts (MeV). The exact mass of U-232 is 232.0372 amu. The exact mass of Th-228 is 228.0287 amu. The exact mass of He is 4.0026 amu. 1 amu= 1.6606 x 10-27 kg. 1 MeV = 1.602 x 10-13 J. 232 92 U -----> 228 90 Th + 4 2 He i have a attached a photo of the question.arrow_forward
- An alpha particle is accelerated from rest through a potential difference of 35 MV. What is the kinetic energy of the alpha particle, in MeV? Answer:arrow_forwardA radioisotope produces an intensity of 7.52 x 10^4 becquerel (Bq) at a distance of 1.00 cm from the source. What would be the intensity at 12.0 cm? Intensity = ______Bqarrow_forwardA proton accelerator is operating at 4.5mA. How many nuclei are emitted in the beam every second? (1C=6.24E18 electron charges.)arrow_forward
- Suppose enriched uranium containing 3.70% of the fissionable isotope 23592U is used as fuel for a ship. The water exerts an average friction force of magnitude 2.50 105 N on the ship. How far can the ship travel per kilogram of fuel? Assume that the energy released per fission event is 208 MeV and the ship's engine has an efficiency of 20.0%. please answer should be in kmarrow_forwardNuclear power plants convert the energy released in fission reactions to electric energy. Consider one such power plant that generates 1.00 GW of electric power. The fission of each uranium-235 nucleus releases 250 MeV of energy. The power released by the fission reactions is converted to electric power with a 41.0% efficiency. How much uranium-235 per day, by mass in kg, undergoes fission at this power plant?arrow_forwardMany radioisotopes have important industrial, medical, and research applications. One of these is 60Co, which has a half-life of 5.2 years and decays by the emission of a beta particle (energy 0.31 MeV) and two gamma photons (energies 1.17 MeV and 1.33 MeV). A scientist wishes to prepare a 60 Co sealed source that will have an activity of at least 10 Ci after 30 months of use. What is the minimum initial mass of 60 Co required?arrow_forward
arrow_back_ios
SEE MORE QUESTIONS
arrow_forward_ios
Recommended textbooks for you
College PhysicsPhysicsISBN:9781305952300Author:Raymond A. Serway, Chris VuillePublisher:Cengage Learning
University Physics (14th Edition)PhysicsISBN:9780133969290Author:Hugh D. Young, Roger A. FreedmanPublisher:PEARSON
Introduction To Quantum MechanicsPhysicsISBN:9781107189638Author:Griffiths, David J., Schroeter, Darrell F.Publisher:Cambridge University Press
Physics for Scientists and EngineersPhysicsISBN:9781337553278Author:Raymond A. Serway, John W. JewettPublisher:Cengage Learning
Lecture- Tutorials for Introductory AstronomyPhysicsISBN:9780321820464Author:Edward E. Prather, Tim P. Slater, Jeff P. Adams, Gina BrissendenPublisher:Addison-Wesley
College Physics: A Strategic Approach (4th Editio...PhysicsISBN:9780134609034Author:Randall D. Knight (Professor Emeritus), Brian Jones, Stuart FieldPublisher:PEARSON
College Physics
Physics
ISBN:9781305952300
Author:Raymond A. Serway, Chris Vuille
Publisher:Cengage Learning
University Physics (14th Edition)
Physics
ISBN:9780133969290
Author:Hugh D. Young, Roger A. Freedman
Publisher:PEARSON
Introduction To Quantum Mechanics
Physics
ISBN:9781107189638
Author:Griffiths, David J., Schroeter, Darrell F.
Publisher:Cambridge University Press
Physics for Scientists and Engineers
Physics
ISBN:9781337553278
Author:Raymond A. Serway, John W. Jewett
Publisher:Cengage Learning
Lecture- Tutorials for Introductory Astronomy
Physics
ISBN:9780321820464
Author:Edward E. Prather, Tim P. Slater, Jeff P. Adams, Gina Brissenden
Publisher:Addison-Wesley
College Physics: A Strategic Approach (4th Editio...
Physics
ISBN:9780134609034
Author:Randall D. Knight (Professor Emeritus), Brian Jones, Stuart Field
Publisher:PEARSON