31. In example 23 of the 6th exercise the Coulomb force acting on an electron in a distance r = 0.529x10-10 m to a proton (corresponds to the radius of a hydrogen atom) was calculated. a) What is the electric field and electric potential at this distance (reference potential = 0 V for infinite distance)? What is the electric potential energy of an electron at this distance? b) What is the kinetic energy (in eV) of an electron which moves on a circular orbit with that radius around the proton? What is the ionisation energy (in eV) of the hydrogen atom (energy which is needed to remove the electron fully from the proton)?

31. In example 23 of the 6th exercise the Coulomb force acting on an electron in a distance r = 0.529x10-10 m to a proton (corresponds to the radius of a hydrogen atom) was calculated. a) What is the electric field and electric potential at this distance (reference potential = 0 V for infinite distance)? What is the electric potential energy of an electron at this distance? b) What is the kinetic energy (in eV) of an electron which moves on a circular orbit with that radius around the proton? What is the ionisation energy (in eV) of the hydrogen atom (energy which is needed to remove the electron fully from the proton)?

College Physics

11th Edition

ISBN:9781305952300

Author:Raymond A. Serway, Chris Vuille

Publisher:Raymond A. Serway, Chris Vuille

Chapter1: Units, Trigonometry. And Vectors

Section: Chapter Questions

Problem 1CQ: Estimate the order of magnitude of the length, in meters, of each of the following; (a) a mouse, (b)...

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Concept explainers

Electric Charges and Fields

One of the fundamental properties is the electromagnetic property. Charge cannot be destroyed by any process and this contributes formally to the law of charge conservation.

Question

31a: 5.14E11 V/m, 27.2 V, 27.2 eV = 4.35E-18J; 31b: 13.6 eV, 13.6 eV;

31. In example 23 of the 6th exercise the Coulomb force acting on an electron in a distance
r = 0.529x10-10 m to a proton (corresponds to the radius of a hydrogen atom) was calculated.
a) What is the electric field and electric potential at this distance (reference potential = 0 V for infinite
distance)? What is the electric potential energy of an electron at this distance?
b) What is the kinetic energy (in eV) of an electron which moves on a circular orbit with that radius
around the proton? What is the ionisation energy (in eV) of the hydrogen atom (energy which is needed
to remove the electron fully from the proton)?

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