(a) An electron moves through a uniform electric field E = (2.30î + 4.50ĵ) V/m and a uniform magnetic field B = 0.400k T. Determine the acceleration of the electron when it has a velocity v = 12.oî m/s. (Give each component in m/s?.) a, = -4.04e+11 v m/s? a, = -0.53e+11 You may have neglected the fact that the charge of an electron is negative. m/s2 az = 0 m/s? (b) What If? For the electron moving along the x-axis in the fields in part (a), what speed (in m/s) would result in the electron also experiencing an acceleration directed along the x-axis? 11.2 m/s

Principles of Physics: A Calculus-Based Text
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ISBN:9781133104261
Author:Raymond A. Serway, John W. Jewett
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Chapter22: Magnetic Forces And Magnetic Fields
Section: Chapter Questions
Problem 71P: Assume the region to the right of a certain plane contains a uniform magnetic field of magnitude...
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(a) An electron moves through a uniform electric field E = (2.30î + 4.50j) V/m and a uniform magnetic field B = 0.40ok T. Determine the acceleration of the electron
when it has a velocity v = 12.0î m/s. (Give each component in m/s².)
%3D
-4.04e+11
m/s?
a.
av
-0.53e+11
You may have neglected the fact that the charge of an electron is negative. m/s?
m/s?
(b) What If? For the electron moving along the x-axis in the fields in part (a), what speed (in m/s) would result in the electron also experiencing an acceleration directed
along the x-axis?
11.2
m/s
Transcribed Image Text:(a) An electron moves through a uniform electric field E = (2.30î + 4.50j) V/m and a uniform magnetic field B = 0.40ok T. Determine the acceleration of the electron when it has a velocity v = 12.0î m/s. (Give each component in m/s².) %3D -4.04e+11 m/s? a. av -0.53e+11 You may have neglected the fact that the charge of an electron is negative. m/s? m/s? (b) What If? For the electron moving along the x-axis in the fields in part (a), what speed (in m/s) would result in the electron also experiencing an acceleration directed along the x-axis? 11.2 m/s
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