An electron (charge -e) orbits with speed -11 2 × 106 [m/s] around a central proton (charge +e, along a circular trajectory with radius 5 x 10- [m]. If the electron lies on the xy plane, and if the electron moves in a counterclockwise fashion as seen from the top, what is the magnetic field at the location of the proton? A. -6.4 × 10-10 [T] k ○ B. 12.8 [T] Î O C. 6.4 × 10¯ 10 [T] k O D. -12.8 [T] k

An electron (charge -e) orbits with speed -11 2 × 106 [m/s] around a central proton (charge +e, along a circular trajectory with radius 5 x 10- [m]. If the electron lies on the xy plane, and if the electron moves in a counterclockwise fashion as seen from the top, what is the magnetic field at the location of the proton? A. -6.4 × 10-10 [T] k ○ B. 12.8 [T] Î O C. 6.4 × 10¯ 10 [T] k O D. -12.8 [T] k

Glencoe Physics: Principles and Problems, Student Edition

1st Edition

ISBN:9780078807213

Author:Paul W. Zitzewitz

Publisher:Paul W. Zitzewitz

Chapter24: Magnetic Fields

Section: Chapter Questions

Problem 83A

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