EBK PHYSICS FOR SCIENTISTS & ENGINEERS
5th Edition
ISBN: 9780134296074
Author: GIANCOLI
Publisher: VST
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Chapter 27, Problem 3Q
To determine
Direction of magnetic field lines
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EBK PHYSICS FOR SCIENTISTS & ENGINEERS
Ch. 27 - A compass needle is not always balanced parallel...Ch. 27 - Prob. 3QCh. 27 - A horseshoe magnet is held vertically with the...Ch. 27 - In the relation F=IlB, which pairs of the vectors...Ch. 27 - The magnetic field due to current in wires in your...Ch. 27 - In Fig. 2734, charged particles move in the...Ch. 27 - A positively charged particle in a nonuniform...Ch. 27 - Note that the pattern of magnetic field lines...Ch. 27 - Describe the trajectory of a negatively charged...Ch. 27 - (II) Suppose a straight 1.00-mm-diameter copper...
Ch. 27 - (II) The path of protons emerging from an...Ch. 27 - Prob. 35PCh. 27 - (III) A particle with charge +q and mass m travels...Ch. 27 - (I) A 13.0-cm-diameter circular loop of wire is...Ch. 27 - (II) A circular coil 18.0 cm in diameter and...Ch. 27 - Prob. 64GPCh. 27 - Prob. 65GPCh. 27 - Near the equator, the Earths magnetic field points...
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- Calculate 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 long, straight, horizontal wire carries a left-to-right current of 20 A. If the wire is placed in a uniform magnetic field of magnitude 4.0105 T that is directed vertically downward, what is tire resultant magnitude of the magnetic field 20 cm above the wire? 20 cm below the wire?arrow_forwardThe magnitude of the magnetic field 50 cm from a long, thin, straight wire is 8.0T . What is the current through the long wire?arrow_forward
- A proton travels with a speed of 3.00 106 m/s at an angle of 37.0 with the direction of a magnetic field of 0.300 T in the +y direction. What are (a) the magnitude of the magnetic force on the proton and (b) its acceleration?arrow_forwardA long, straight wire of radius R caries a current I that is distributed uniformly over the cross-section of the wire. At what distance from the axis of the wire is the magnitude of the magnetic field a maximum?arrow_forwardThe accompanying figure shows a cross-section of a long, hollow, cylindrical conductor of inner radius r1= 3.0 cm and outer radius r2= 5.0 cm. A 50-A current distributed uniformly over the cross-section flows into the page. Calculate the magnetic field at r = 2.0 cm. r = 4.0 cm. and r = 6.0 cm.arrow_forward
- Two long coaxial copper tubes, each of length L, are connected to a battery of voltage V. The inner tube has inner radius o and outer radius b, and the outer tube has inner radius c and outer radius d. The tubes are then disconnected from the battery and rotated in the same direction at angular speed of radians per second about their common axis. Find the magnetic field (a) at a point inside the space enclosed by the inner tube r d. (Hint: Hunk of copper tubes as a capacitor and find the charge density based on the voltage applied, Q=VC, C=20LIn(c/b) .)arrow_forwardWhen the current through a circular loop is 6.0 A, the magnetic field at its center is 2.0104 T. What is the radius of the loop?arrow_forwardA cosmic-ray electron moves at 7.5 × 106 m/sinches perpendicular to Earth’s magnetic field at an altitude queer the field strength is 1.0 × 105T. What is the radius of the circular path the electron follows?arrow_forward
- If a charged particle moves in a straight line, can you conclude that there is no magnetic field present?arrow_forwardConsider the wires described in Problem 63. Find the magnetic force per unit length exerted on wire B.arrow_forwardFind the magnetic field at the center C of the rectangular loop of wire shown in the accompanying figure.arrow_forward
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