A beam of protons travelling at 12.5 km/s in the positive x-direction (to the right) enters a uniform magnotic fiold that is perpendicular to the page and into it (in the negative z- diroction). The protons leave the region of magnetic fiold moving in the positive y-direction. The protons travel a distance of 2.0 cm while in the field. What is the magnitude of the magnotic ficld (in mT)? (mp=167X10A(-27) kg. Qp = 1.6x10(-19) C). %3D

A beam of protons travelling at 12.5 km/s in the positive x-direction (to the right) enters a uniform magnotic fiold that is perpendicular to the page and into it (in the negative z- diroction). The protons leave the region of magnetic fiold moving in the positive y-direction. The protons travel a distance of 2.0 cm while in the field. What is the magnitude of the magnotic ficld (in mT)? (mp=167X10A(-27) kg. Qp = 1.6x10(-19) C). %3D

University Physics Volume 2

18th Edition

ISBN:9781938168161

Author:OpenStax

Publisher:OpenStax

Chapter12: Sources Of Magnetic Fields

Section: Chapter Questions

Problem 25P: A long, straight, horizontal wire carries a left-to-right current of 20 A. If the wire is placed in...

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Assume the region to the right of a certain plane contains a uniform magnetic field of magnitude 1.00 mT and the field is zero in the region to the left of the plane as shown in Figure P22.71. An electron, originally traveling perpendicular to the boundary plane, passes into the region of the field. (a) Determine the time interval required for the electron to leave the field-filled region, noting that the electrons path is a semicircle. (b) Assuming the maximum depth of penetration into the field is 2.00 cm, find the kinetic energy of the electron.
Sketch a plot of the magnitude of the magnetic field as a function of position r for a coax (Fig. P31.27).
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A 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?
A wire ismade into a circular shape of radius R and pivoted along a central support.The two ends of the sire are touching a banish that is connected to a &power source. The stricture is between the poles of a magnet such that we can assume there is a uniform magnetic field on the wire. In terms of a coordinate system with origin at the center ofthe ring, magneticfieldisBx=B0,By=Bz= 0. and the ring rotates about the z-axis. Find the torque on the ring siren it is not in the xz-plane.
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