College Physics (10th Edition)
10th Edition
ISBN: 9780321902788
Author: Hugh D. Young, Philip W. Adams, Raymond Joseph Chastain
Publisher: PEARSON
expand_more
expand_more
format_list_bulleted
Concept explainers
Textbook Question
Chapter 20, Problem 81GP
Two very long, straight wires carry currents as shown in Figure 20.72. For each case shown, find all locations where the net magnetic field due to these wires is zero.
Figure 20.72
Problem 81.
Expert Solution & Answer
Want to see the full answer?
Check out a sample textbook solutionChapter 20 Solutions
College Physics (10th Edition)
Ch. 20 - If an electron beam in a cathode-ray tube travels...Ch. 20 - Why is it not a good idea to call magnetic field...Ch. 20 - If the magnetic force does no work on a charged...Ch. 20 - A permanent magnet can be used to pick up a string...Ch. 20 - Streams of charged particles emitted from the sun...Ch. 20 - A student once proposed to obtain an isolated...Ch. 20 - The magnetic force on a moving charged particle is...Ch. 20 - The text discusses the magnetic field of an...Ch. 20 - Two parallel conductors carrying current in the...Ch. 20 - Household wires (such as lamp cords) often carry...
Ch. 20 - Can a charged particle move through a magnetic...Ch. 20 - Prob. 12CQCh. 20 - An electron traveling with a speed v enters a...Ch. 20 - A beam of protons is directed horizontally into...Ch. 20 - A wire carrying a current in the direction shown...Ch. 20 - A solenoid is connected to a battery as shown in...Ch. 20 - Two very long, straight, parallel wires carry...Ch. 20 - A light circular wire suspended by a thin silk...Ch. 20 - An electron is moving di'ectly toward you in a...Ch. 20 - Three particles having the same mass and the same...Ch. 20 - A metal bar connected by metal leads to the...Ch. 20 - A certain current produces a magnetic field 8 near...Ch. 20 - A coil is connected to a battery as shown in...Ch. 20 - A particle enters a uniform magnetic field...Ch. 20 - In a 1.25 T magnetic field directed vertically...Ch. 20 - An ion having charge +6e is traveling horizontally...Ch. 20 - A proton traveling at 3 60 km/s suddenly enters a...Ch. 20 - A particle having a mass of 0.195 g carries a...Ch. 20 - At a given instant, a particle with a mass of 5.00...Ch. 20 - If the magnitude of the magnetic force on a proton...Ch. 20 - A particle with mass 3 102 kg and charge +5 C...Ch. 20 - A particle with a charge of 2.50 108 C is moving...Ch. 20 - A particle with mass 1.81 103 kg and a charge of...Ch. 20 - Prob. 10PCh. 20 - Prob. 11PCh. 20 - An electron moves at 2.50 106 m/s through a...Ch. 20 - In a cloud chamber- experiment, 3 proton enters a...Ch. 20 - An alpha particle (a He nucleus, containing two...Ch. 20 - A deuteron particle (the nucleus of an isotope of...Ch. 20 - A beam of protons traveling at 1.20 km/s enters a...Ch. 20 - A uniform magnetic field bends an electron in a...Ch. 20 - 18. An electron at point A in Figure 20.59 has a...Ch. 20 - Prob. 19PCh. 20 - A 3.25 g bullet picks up an electric charge of...Ch. 20 - An electron travels into a 0.3 magnetic field...Ch. 20 - Prob. 22PCh. 20 - Singly ionized (one electron removed) atoms are...Ch. 20 - Ancient meat eating. The amount of meat in...Ch. 20 - A straight vertical wire carries a current of 1.20...Ch. 20 - Magnetic force on a lightning bolt. Currents...Ch. 20 - A horizontal rod 0.200 m long carries a current...Ch. 20 - A straight 2.5 m wire carries a typical household...Ch. 20 - A magnetic field is used to suspend a wire of mass...Ch. 20 - A rectangular 10.0 cm by 20.0 cm circuit carrying...Ch. 20 - A long wire carrying a 6.00 A current reverses...Ch. 20 - As long wire carrying 4.50 A or current makes two...Ch. 20 - The 20.0 cm by 35.0 cm rectangular circuit shown...Ch. 20 - Prob. 34PCh. 20 - A circular coil of wire 8.6 cm in diameter has 15...Ch. 20 - A coil having 165 turns and a radius of 1.2 cm...Ch. 20 - A circular coil of 50 loops and diameter 20.0 cm...Ch. 20 - You want to produce a magnetic field of magnitude...Ch. 20 - Household magnetic fields. Home circuit breakers...Ch. 20 - (a) How large a current would a very long,...Ch. 20 - Currents in the heart. The body contains many...Ch. 20 - Magnetic sensitivity of electric fish. Electric...Ch. 20 - A jumper cable is used to start a car that has a...Ch. 20 - If the magnetic field due to a long, straight,...Ch. 20 - A long, straight wire carries a current l0 and...Ch. 20 - EMF. Currents in dc transmission lines can be 100...Ch. 20 - A long, straight telephone cable contains six...Ch. 20 - Two insulated wires perpendicular to each other in...Ch. 20 - Two long straight parallel wires are 10.0 cm apart...Ch. 20 - Set Up: B=0l2r The direction of BB is given by the...Ch. 20 - Two high-current transmission lines carry currents...Ch. 20 - Prob. 52PCh. 20 - Prob. 53PCh. 20 - An electric bus operates by drawing current from...Ch. 20 - A circular metal loop is 22 cm in diameter, (a)...Ch. 20 - A closely wound circular coil with a diameter of...Ch. 20 - A closely wound circular coil has a radius of 6.00...Ch. 20 - BIO Currents in the brain. The magnetic field...Ch. 20 - A closely wound, circular coil with radius 2.40 cm...Ch. 20 - Two circular concentric loops of wire lie on a...Ch. 20 - Calculate the magnitude and direction of the...Ch. 20 - A solenoid contains 750 coils of very thin wire...Ch. 20 - As a new electrical technician, you are designing...Ch. 20 - A solenoid is designed to produce a 0.0279 T...Ch. 20 - As shown in Figure 20.67, a single circular...Ch. 20 - A solenoid that is 35 cm long and contains 450...Ch. 20 - You have 25 m of wire, which you want to use to...Ch. 20 - A toroidal solenoid (see Figure 20.42) has inner...Ch. 20 - Three long, straight electrical cables, running...Ch. 20 - A long, straight, cylindrical wire of radius R...Ch. 20 - Platinum is a paramagnetic metal having a relative...Ch. 20 - When a certain paramagnetic material is placed in...Ch. 20 - A 150 g ball containing 4.00 108 excess electrons...Ch. 20 - Magnetic balance. The circuit shown in Figure...Ch. 20 - A thin 50.0-cm-long metal bar with mass 750 g...Ch. 20 - 76. A long, straight wire containing a...Ch. 20 - A singly charged an of Li (on isotope of lithium...Ch. 20 - An insulated circular ring of diameter 6.50 cm...Ch. 20 - The effect of transmission lines. Two hikers are...Ch. 20 - DATA A current-carrying wife of length 0.15 m is...Ch. 20 - Two very long, straight wires carry currents as...Ch. 20 - Prob. 82GPCh. 20 - Prob. 83GPCh. 20 - Prob. 84GPCh. 20 - A long wire carrying 6.50 A of current makes two...Ch. 20 - BIO Magnetic fields and MRI. Magnetic resonance...Ch. 20 - Prob. 87PPCh. 20 - The large magnetic fields used in MRI can produce...Ch. 20 - BIO Studying magnetic bacteria. Some types of...Ch. 20 - To use a larger sample of bacteria, the...Ch. 20 - BIO Studying magnetic bacteria. Some types of...
Additional Science Textbook Solutions
Find more solutions based on key concepts
2.65 A car and a truck start from rest at the same instant, with the car initially at some distance behind the ...
University Physics (14th Edition)
Using the definitions in Eqs. 1.1 and 1.4, and appropriate diagrams, show that the dot product and cross produc...
Introduction to Electrodynamics
A friend says, “It makes no sense that Anna could turn on lights in her hands simultaneously in her frame but t...
Modern Physics
The height of the rebounded ball.
College Physics: A Strategic Approach (3rd Edition)
(II) A cube of side is placed in a uniform field E0 with edges parallel to the field lines. (a) What is the n...
Physics for Scientists and Engineers with Modern Physics
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 circular coil of radius 5.0 cm is wound with five turns and carries a current of 5.0 A. If the coil is placed in a uniform magnetic field of strength 5.0 T, what is the maximum torque on it?arrow_forwardCalculate the magnitude of the magnetic field at a point 25.0 cm from a long, thin conductor carrying a current of 2.00 A.arrow_forwardA wire 2.80 m in length carries a current of 5.00 A in a region where a uniform magnetic field has a magnitude of 0.390 T. Calculate the magnitude of the magnetic force on the wire assuming the angle between the magnetic field and the current is (a) 60.0, (b) 90.0, and (c) 120.arrow_forward
- Figure CQ19.7 shows a coaxial cable carrying current I in its inner conductor and a return current of the same magnitude in the opposite direction in the outer conductor. The magnetic field strength at r = r0 is Find the ratio B/B0, at (a) r = 2r0 and (b) r = 4r0. Figure CQ19.7arrow_forwardRank the magnitudes of the following magnetic fields from largest to smallest, noting any cases of equality. (a) the field 2 cm away from a long, straight wire carrying a current of 3 A (b) the Held at the center of a flat, compact, circular coil, 2 cm in radius, with 10 turns, carrying a current of 0.3 A (c) the field at the center of a solenoid 2 cm in radius and 200 cm long, with 1 000 turns, carrying a current of 0.3 A (d) the field at the center of a long, straight, metal bar, 2 cm in radius, carrying a current of 300 (e) a field of 1 mTarrow_forwardAcircularcoiofwireofradius5.Ocmhas2Otums and carries a current of 2.0 A. The coil lies in a magnetic field of magnitude 0.50 T that is directed parallel to the plane of the coil. (a) What is the magnetic dipole moment of the coil? (b) What is the torque on the coil?arrow_forward
arrow_back_ios
arrow_forward_ios
Recommended textbooks for you
- Principles of Physics: A Calculus-Based TextPhysicsISBN:9781133104261Author:Raymond A. Serway, John W. JewettPublisher:Cengage LearningCollege PhysicsPhysicsISBN:9781285737027Author:Raymond A. Serway, Chris VuillePublisher:Cengage Learning
- College PhysicsPhysicsISBN:9781305952300Author:Raymond A. Serway, Chris VuillePublisher:Cengage LearningPhysics for Scientists and Engineers: Foundations...PhysicsISBN:9781133939146Author:Katz, Debora M.Publisher:Cengage LearningPhysics for Scientists and Engineers, Technology ...PhysicsISBN:9781305116399Author:Raymond A. Serway, John W. JewettPublisher:Cengage Learning
Principles of Physics: A Calculus-Based Text
Physics
ISBN:9781133104261
Author:Raymond A. Serway, John W. Jewett
Publisher:Cengage Learning
College Physics
Physics
ISBN:9781285737027
Author:Raymond A. Serway, Chris Vuille
Publisher:Cengage Learning
College Physics
Physics
ISBN:9781305952300
Author:Raymond A. Serway, Chris Vuille
Publisher:Cengage Learning
Physics for Scientists and Engineers: Foundations...
Physics
ISBN:9781133939146
Author:Katz, Debora M.
Publisher:Cengage Learning
Physics for Scientists and Engineers, Technology ...
Physics
ISBN:9781305116399
Author:Raymond A. Serway, John W. Jewett
Publisher:Cengage Learning
Magnets and Magnetic Fields; Author: Professor Dave explains;https://www.youtube.com/watch?v=IgtIdttfGVw;License: Standard YouTube License, CC-BY