An electron is near a positive ion of charge +9e and a negative ion of charge -8e (see the figure below). (Take a = 4.71 µm, b = 4.32 um, and e = 63.7°.) -8e 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 direction

Physics for Scientists and Engineers: Foundations and Connections
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Chapter23: Electric Forces
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An electron is near a positive ion of charge +9e and a negative ion of charge -8e (see the figure below). (Take a = 4.71 µm, b = 4.32 µm, and 0 = 63.7°.)
-8e
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
direction
3.00 um
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 = 4.71 µm, b = 4.32 µm, and 0 = 63.7°.) -8e 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 direction 3.00 um
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