In a simple model of the hydrogen atom, the electron moves in a circular orbit of radius rB around a stationary proton. 0.053 nm (a) Ignoring the gravitational attraction between the electron and the proton, how many revolutions per second does the electron make? (b) Which force is larger, the electric force the proton exerts on the electron or the gravitational force the proton exerts on the electron? By how much?

Glencoe Physics: Principles and Problems, Student Edition
1st Edition
ISBN:9780078807213
Author:Paul W. Zitzewitz
Publisher:Paul W. Zitzewitz
Chapter7: Gravitation
Section: Chapter Questions
Problem 71A
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In a simple model of the hydrogen atom, the electron moves in a circular orbit of radius rB = 0.053 nm
around a stationary proton.
(a) Ignoring the gravitational attraction between the electron and the proton, how many revolutions per
second does the electron make?
(b) Which force is larger, the electric force the proton exerts on the electron or the gravitational force the
proton exerts on the electron? By how much?
Transcribed Image Text:In a simple model of the hydrogen atom, the electron moves in a circular orbit of radius rB = 0.053 nm around a stationary proton. (a) Ignoring the gravitational attraction between the electron and the proton, how many revolutions per second does the electron make? (b) Which force is larger, the electric force the proton exerts on the electron or the gravitational force the proton exerts on the electron? By how much?
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