Physics, Books a la Carte Edition (5th Edition)
5th Edition
ISBN: 9780134020853
Author: James S. Walker
Publisher: PEARSON
expand_more
expand_more
format_list_bulleted
Videos
Textbook Question
Chapter 22, Problem 27PCE
Helical Motion As a model of the physics of the aurora, consider a proton emitted by the Sun that encounters the magnetic field of the Earth while traveling at 4.3 × 105 m/s. (a) The proton arrives at an angle of 33° from the direction of
Expert Solution & Answer
Want to see the full answer?
Check out a sample textbook solution
Students have asked these similar questions
Show that the energy required to move electrons in
circular motion at a fixed frequency is independent of
the radius of the circular path. What is the B-field (
direction and magnitude) required to move an electron
on a horizontal plane at 2450 Hz?
As shown in the figure below, when a charged particle enters a region of magnetic field traveling in a direction perpendicular to the field, it will travel in a circular path. If the magnitude of
the magnetic field is 0.170 T, the speed of the particle is 12.0 x 10° m/s, the radius of the trajectory of the path is 105.5 cm, and the charge has a magnitude of 3.20 x 1019
C, determine
the following.
B
(a) sign of the charged particle
O positive
O negative
(b) mass of the particle (use the conversion 1 u = 1.66 x 10-27 kg)
The scalar and vector potentials are defined as follows:
V(x,y,z,t) = 0
Ã(x, y,²,1) = μ₁4, (ct —x) Â
What are the electric and magnetic fields?
(a) Ẽ = 0 and 5 = — 144Î
——μ‚¾‚¸Â and B =——-44,³
(b) E=4ck
(c) E = — -—-14,4¸¢Â and B = 1⁄- 14,4,J
(d) E = 0 and B=0
Chapter 22 Solutions
Physics, Books a la Carte Edition (5th Edition)
Ch. 22.1 - Is pole 1 in the bar magnet shown in Figure 22-7 a...Ch. 22.2 - Prob. 2EYUCh. 22.3 - A particle orbits in a magnetic field with a...Ch. 22.4 - The following systems consist of a...Ch. 22.5 - Two current-carrying loops are identical, except...Ch. 22.6 - Prob. 6EYUCh. 22.7 - Rank the following solenoids in order of...Ch. 22 - Two charged particles move at right angles to a...Ch. 22 - An electron moves with constant velocity through a...Ch. 22 - An electron moves with constant velocity through a...
Ch. 22 - Describe how the motion of a charged particle can...Ch. 22 - Explain how a charged particle moving in a circle...Ch. 22 - A current-carrying wire is placed in a region with...Ch. 22 - Predict/Explain Proton 1 moves with a speed v from...Ch. 22 - An electron moving in the positive x direction, at...Ch. 22 - Suppose particles A, B, and C in Figure 22-41 have...Ch. 22 - Referring to Figure 22-41, what is the sign of the...Ch. 22 - What is the acceleration of a proton moving with a...Ch. 22 - An electron moves at right angles to a magnetic...Ch. 22 - A negatively charged ion moves due north with a...Ch. 22 - Prob. 8PCECh. 22 - A 0.32-C particle moves with a speed of 16 m/s...Ch. 22 - A particle with a charge of 18C experiences a...Ch. 22 - An ion experiences a magnetic force of 6.2 1016 N...Ch. 22 - An electron moving with a speed of 4.0 105 m/s in...Ch. 22 - Predict/Calculate Two charged particles with...Ch. 22 - A 6.60-C particle moves through a region of space...Ch. 22 - Prob. 15PCECh. 22 - A velocity selector is to be constructed using a...Ch. 22 - Charged particles pass through a velocity selector...Ch. 22 - Prob. 18PCECh. 22 - Find the radius of the orbit when (a) an electron...Ch. 22 - BIO Predict/Calculate The artery in Figure 22-14...Ch. 22 - An electron accelerated from rest through a...Ch. 22 - A 10.2-C particle with a mass of 2.80 105 kg...Ch. 22 - Predict/Calculate When a charged particle enters a...Ch. 22 - A proton with a kinetic energy of 4.6 1016 J...Ch. 22 - Predict/Calculate An alpha particle (the nucleus...Ch. 22 - Prob. 26PCECh. 22 - Helical Motion As a model of the physics of the...Ch. 22 - What is the magnetic force exerted on a 2.35-m...Ch. 22 - A wire with a current of 2.1 A is at an angle of...Ch. 22 - The magnetic force exerted on a 1.2-m segment of...Ch. 22 - A 0.61 -m copper rod with a mass of 0.043 kg...Ch. 22 - The long, thin wire shown in Figure 22-45 is in a...Ch. 22 - A wire with a length of 3.8 m and a mass of 0.65...Ch. 22 - Loudspeaker Force The coil in a loudspeaker has 50...Ch. 22 - A high-voltage power line carries a current of 110...Ch. 22 - Prob. 36PCECh. 22 - For each of the three situations shown in Figure...Ch. 22 - A rectangular loop of 280 turns is 35 cm wide and...Ch. 22 - A single circular loop of radius 0.15 m carries a...Ch. 22 - In the previous problem, find the angle the plane...Ch. 22 - A square loop of wire 0.15 m on a side lies on a...Ch. 22 - Predict/Calculate Each of the 10 turns of wire in...Ch. 22 - Prob. 43PCECh. 22 - How much current must pass through a horizontal...Ch. 22 - You travel to the north magnetic pole of the...Ch. 22 - BIO Pacemaker Switches Some pacemakers employ...Ch. 22 - Two power lines, each 290 m in length, run...Ch. 22 - Predict/Calculate Consider the long, straight,...Ch. 22 - In Oersteds experiment, suppose that the compass...Ch. 22 - Prob. 50PCECh. 22 - Prob. 51PCECh. 22 - A loop of wire is connected to the terminals of a...Ch. 22 - Predict/Explain The number of turns in a solenoid...Ch. 22 - A circular coil of wire has a radius of 7.5 cm and...Ch. 22 - The solenoid for an automobile power door lock is...Ch. 22 - It is desired that a solenoid 25 cm long and with...Ch. 22 - A solenoid that is 72 cm long produces a magnetic...Ch. 22 - The maximum current in a superconducting solenoid...Ch. 22 - To construct a solenoid, you wrap insulated wire...Ch. 22 - CE A proton is to orbit the Earth at the equator...Ch. 22 - CE Figure 22-52 shows an electron beam whose...Ch. 22 - CE The three wires shown in Figure 22-53 are long...Ch. 22 - CE Each of the current-carrying wires in Figure...Ch. 22 - CE The four wires shown in Figure 22-54 are long...Ch. 22 - CE Each of the current-carrying wires in Figure...Ch. 22 - BIO Brain Function and Magnetic Fields Experiments...Ch. 22 - Credit-Card Magnetic Strips Experiments carried...Ch. 22 - Prob. 68GPCh. 22 - Prob. 69GPCh. 22 - CE A positively charged particle moves through a...Ch. 22 - CE A proton follows the path shown in Figure 22-56...Ch. 22 - CE Predict/Explain Suppose the initial speed of...Ch. 22 - BIO Magnetic Resonance Imaging An MRI (magnetic...Ch. 22 - Predict/Calculate A long, straight wire carries a...Ch. 22 - A particle with a charge of C moves with a speed...Ch. 22 - Predict/Calculate A beam of protons with various...Ch. 22 - Prob. 77GPCh. 22 - Repeat Problem 77 for the case where the current...Ch. 22 - Electric Motor A current of 2.4 A flows through a...Ch. 22 - Prob. 80GPCh. 22 - Lightning Bolts A powerful bolt of lightning can...Ch. 22 - Predict/Calculate Consider the two...Ch. 22 - Magnetars The astronomical object 4U014 + 61 has...Ch. 22 - Prob. 84GPCh. 22 - Solenoids produce magnetic fields that are...Ch. 22 - The current in a solenoid with 28 turns per...Ch. 22 - Prob. 87GPCh. 22 - Synchrotron Undulator In one portion of a...Ch. 22 - Predict/Calculate A single current-carrying...Ch. 22 - Prob. 90GPCh. 22 - A solenoid is made from a 25-m length of wire of...Ch. 22 - Magnetic Fields in the Bohr Model In the Bohr...Ch. 22 - A single-turn square loop carries a current of 18...Ch. 22 - Approximating a neuron by a straight wire, what...Ch. 22 - Suppose a neuron in the brain carries a current of...Ch. 22 - A given neuron in the brain carries a current of...Ch. 22 - A SQUID detects a magnetic field of 1.8 1014 T at...Ch. 22 - Predict/Calculate Referring to Example 22-7...Ch. 22 - Predict/Calculate Referring to Example 22-7...Ch. 22 - Referring to Quick Example 22-15 The current I1 is...Ch. 22 - Referring to Quick Example 22-15 The current I2 is...
Additional Science Textbook Solutions
Find more solutions based on key concepts
Fill in the blanks: a. The wrist is also known as the _________ region. b. The arm is also known as the _______...
Human Anatomy & Physiology (2nd Edition)
Problems 27 through 29 show a free-body diagram. For each problem, (a) redraw the free-body diagram and (b) wri...
College Physics: A Strategic Approach (3rd Edition)
Explain all answers clearly, with complete sentences and proper essay structure if needed. An asterisk (*) desi...
Cosmic Perspective Fundamentals
APPLY 1.2 Express the following quantities in scientific notation
using fundamental SI units of mass and lengt...
Chemistry (7th Edition)
Compare the roles of CO2 and H2O in cellular respiration and photosynthesis.
Campbell Biology (11th Edition)
1. Which is a function of the skeletal system? (a) support, (b) hematopoietic site, (c) storage, (d) providing ...
Anatomy & Physiology (6th Edition)
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
- A particle moving downward at a speed of 6.0106 m/s enters a uniform magnetic field that is horizontal and directed from east to west. (a) If the particle is deflected initially to the north in a circular arc, is its charge positive or negative? (b) If B = 0.25 T and the charge-to-mass ratio (q/m) of the particle is 40107 C/kg. what is ±e radius at the path? (c) What is the speed of the particle after c has moved in the field for 1.0105s ? for 2.0s?arrow_forwardIn Niels Bohr’s 1913 model of the hydrogen atom, the single electron is in a circular orbit of radius 5.29 × 10−11 m and its speed is 2.19 × 106 m/s. (a) What is the magnitude of the magnetic moment due to the electron’s motion? (b) If the electron moves in a horizontal circle, counterclockwise as seen from above, what is the direction of this magnetic moment vector?arrow_forward(a) At what speed will a proton move in a circular path of the same radius as the electron in Exercise 22.12? (b) What would the radius of the path be it the proton had the same speed as the electron? (c) What would the radius be if the proton had the same kinetic energy as the electron? (d) The same momentum?arrow_forward
- A uniformly charged ring of radius R = 25.0 cm carrying a total charge of 15.0 C is placed at the origin and oriented in the yz plane (Fig. P24.54). A 2.00-g particle with charge q = 1.25 C, initially at the origin, is nudged a small distance x along the x axis and released from rest. The particle is confined to move only in the x direction. a. Show that the particle executes simple harmonic motion about the origin. b. What is the frequency of oscillation for the particle? Figure P24.54arrow_forwardA positively charged particle slides off a frictionless and smooth surface with initial X X X X X X X X speed v, =v, . It then enters into a region with X X X X X x x x X uniform magnetic field pointing into the page. X X X X x x x x X x x x x x X x x x The particle eventually hits the ground with final speed v, air time and range S · The particle slides off the edge again with identical initial speed, but this time without the magnetic field. The particle then hits the ground with final speed v,, air time t, , and range s,. Determine the relationships between v, and v,, t, and t, , as well as s, and s, (3 marks). Please note that no calculation is needed. You were to provide the relationship in the sense that whether one variable is greater than, smaller than, or equals to the other one (>, <, or =). Provide a rough explanation (3 marks).arrow_forwardA proton moving at speed v = 1.00 x 106 m/s enters a region in space where a magnetic fi eld givenby B = (–0.500 T) z exists. The velocity vector of the proton is at an angle θ = 60.0° with respect tothe positive z-axis. a) Analyze the motion of the proton and describe its trajectory (in qualitativeterms only). b) Calculate the radius, r, of the trajectory projected onto a plane perpendicular to themagnetic fi eld (in the xy-plane). c) Calculate the period, T, and frequency, f, of the motion in thatplane. d) Calculate the pitch of the motion (the distance traveled by the proton in the direction ofthe magnetic fi eld in 1 period).arrow_forward
- An electron in J. J. Thomson's charge-to-mass apparatus moves perpendicular to a B-field along a circular path of radius 13.10 cm. If imposition of an E-field of 17.80 kV/m makes the path straight, what is the value of B?arrow_forwardA small charged particle (mass = 240 µkg ; charge = - 480 µcoul) travels through a region of space where the gravitational field is negligible and there are no magnetic fields. At a point, the particle encounters an electric field Ë = (2500)î + (- 6250)ĵ N/coul ; assuming that the only force acting on the particle is that due to the electric field, what is the direction (angle measured with respect to the + x axis) of the particle's acceleration?arrow_forwardPositively charged ions, with unknown charge magnitude, initially at rest, are acceleratedthrough an electric potential difference of magnitude 448 V into a region where there is auniform magnetic field of magnitude 5.00 ✕ 10−3 T. The ions travel perpendicular to themagnetic field and in a path of radius 8.00 cm. Determine the ratio of the charge to the mass(q/m) of the ions (in C/kg). Clear written steps of approach required.Hints: You will need to find the velocity as it enters the magnetic field. Relate force to massarrow_forward
- In the operating room, anesthesiologists use mass spectrometers to monitor the respiratory gases of patients undergoing surgery. One gas that is often monitored is the anesthetic isoflurane (molecular mass = 3.06 10-25 kg). In a spectrometer, a singly ionized molecule of isoflurane (charge = +e) moves at a speed of 7.20 103 m/s on a circular path that has a radius of 0.080 m. What is the magnitude of the magnetic field that the spectrometer uses?arrow_forwardA proton moves in a circular orbit 150 mm in radius that is perpendicular to a uniform 0.25 Tmagnetic field.(a). What is the angular frequency and period of the proton's motion? (b). What is the proton's linear speed? (c). What is the kinetic energy of the proton?arrow_forwardA cyclotron (figure) designed to accelerate protons has an outer radius of 0.321 m. The protons are emitted nearly at rest from a source at the center and are accelerated through 542 V each time they cross the gap between the dees. The dees are between the poles of an electromagnet where the field is 0.768 T. The black, dashed, curved lines Alternating AV гергемеnt the path of the particles. After being accelerated, the particles exit here. North pole of magnet (a) Find the cyclotron frequency for the protons in this cyclotron. rad/s (b) Find the speed at which protons exit the cyclotron. m/s (c) Find their maximum kinetic energy. ev (d) How many revolutions does a proton make in the cyclotron? revolutions (e) For what time interval does the proton accelerate?arrow_forward
arrow_back_ios
SEE MORE QUESTIONS
arrow_forward_ios
Recommended textbooks for you
Principles of Physics: A Calculus-Based TextPhysicsISBN:9781133104261Author:Raymond A. Serway, John W. JewettPublisher:Cengage Learning
Physics for Scientists and Engineers: Foundations...PhysicsISBN:9781133939146Author:Katz, Debora M.Publisher:Cengage Learning
College PhysicsPhysicsISBN:9781938168000Author:Paul Peter Urone, Roger HinrichsPublisher:OpenStax College
Principles of Physics: A Calculus-Based Text
Physics
ISBN:9781133104261
Author:Raymond A. Serway, John W. Jewett
Publisher:Cengage Learning
Physics for Scientists and Engineers: Foundations...
Physics
ISBN:9781133939146
Author:Katz, Debora M.
Publisher:Cengage Learning
College Physics
Physics
ISBN:9781938168000
Author:Paul Peter Urone, Roger Hinrichs
Publisher:OpenStax College
What is Electromagnetic Induction? | Faraday's Laws and Lenz Law | iKen | iKen Edu | iKen App; Author: Iken Edu;https://www.youtube.com/watch?v=3HyORmBip-w;License: Standard YouTube License, CC-BY