In the figure above, a particle moves along a circle in a region of uniform magnetic field with magnitude B. The particle is either a proton or an electron (you must decide which based on the figure). It experiences a magnetic force of magnitude F. NOTE: The charge of an electron is -e and its mass is me. The charge of a proton is e and its mass is my. State your answers in terms of the given variables. (a) Determine the particle's speed. v= (b) Determine the radius of the circular path. r= (c) Determine the period of the particle's motion.

In the figure above, a particle moves along a circle in a region of uniform magnetic field with magnitude B. The particle is either a proton or an electron (you must decide which based on the figure). It experiences a magnetic force of magnitude F. NOTE: The charge of an electron is -e and its mass is me. The charge of a proton is e and its mass is my. State your answers in terms of the given variables. (a) Determine the particle's speed. v= (b) Determine the radius of the circular path. r= (c) Determine the period of the particle's motion.

University Physics Volume 2

18th Edition

ISBN:9781938168161

Author:OpenStax

Publisher:OpenStax

Chapter11: Magnetic Forces And Fields

Section: Chapter Questions

Problem 11.2CYU: Check Your Understanding A uniform magnetic field of magnitude 1.5 T is directed horizontally from...

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Check Your Understanding A uniform magnetic field of magnitude 1.5 T is directed horizontally from west to east, (a) What is the magnetic force on a proton at the instant when it is moving vertically downward in the field with a speed of 4 x 107 m/s? (b) Compare this force with the weight w of a proton.
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