An electron ( mẹ = 9.11×1031 kg q=1.6×1019 C) moves in a circular path perpendicular to a uniform magnetic field with a magnitude of 2.8 mT. If the speed of the electron is 1.50 X107 m/s, determine the radius of the circular path ( in units of cm).

An electron ( mẹ = 9.11×1031 kg q=1.6×1019 C) moves in a circular path perpendicular to a uniform magnetic field with a magnitude of 2.8 mT. If the speed of the electron is 1.50 X107 m/s, determine the radius of the circular path ( in units of cm).

College Physics

11th Edition

ISBN:9781305952300

Author:Raymond A. Serway, Chris Vuille

Publisher:Raymond A. Serway, Chris Vuille

Chapter1: Units, Trigonometry. And Vectors

Section: Chapter Questions

Problem 1CQ: Estimate the order of magnitude of the length, in meters, of each of the following; (a) a mouse, (b)...

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Concept explainers

Magnetic Force

A magnetic force arises when a charged particle or a current-carrying conductor is placed in a magnetic field. It is created because of the movement of the charged particles.

Question

An electron ( me = 9.11×10-31
%3D
kg q=1.6×1019 C) moves in a
circular path perpendicular to
a uniform magnetic field with
a magnitude of 2.8 mT. If the
speed of the electron is 1.50
x107 m/s, determine the
radius of the circular path ( in
units of cm).
Select one:
А. О.09
В. 3.05
С. 3.76
D. 4.48
E. 1.62

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