An electron ( mẹ = 9.11×1031 kg. q=1.6x1091 C) moves in a circular path perpendicular to a uniform magnetic field with a magnitude of 7.3 mT. If the speed of the electron is 1.50 x10' m/s, determine the radius of the %3D circular path ( in units of cm). Select one: A. 0.04 B. 1.17 C. 0.62 O D. 1.44 OF 17?

University Physics Volume 2
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ISBN:9781938168161
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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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An electron ( mẹ = 9.11×1031 kg.
q=1.6x10-91 C) moves in a circular
path perpendicular to a uniform
magnetic field with a magnitude of 7.3
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:
A. 0.04
B. 1.17
C. 0.62
D. 1.44
E. 1.72
Transcribed Image Text:An electron ( mẹ = 9.11×1031 kg. q=1.6x10-91 C) moves in a circular path perpendicular to a uniform magnetic field with a magnitude of 7.3 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: A. 0.04 B. 1.17 C. 0.62 D. 1.44 E. 1.72
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