
College Physics
11th Edition
ISBN: 9781305952300
Author: Raymond A. Serway, Chris Vuille
Publisher: Cengage Learning
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Transcribed Image Text:An electron is near a positive ion of charge +9e and a negative ion of charge -8e (see the figure below). (Take a = 5.18
um, b = 4.20 µm, and 0 = 54.2⁰.)
-8e
b
a
+9e
Electron
(a) Find the magnitude and direction of the resultant force on the electron. (Let right be the +x-direction. Measure
the angle counter-clockwise from the +x-axis.)
magnitude
direction
(b) Find the magnitude and direction of the electron's instantaneous acceleration (Let right be the +x-direction.
Measure the angle counter-clockwise from the +x-axis.)
magnitude
O
direction
0
.00 μm
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