Fundamentals of Physics, Volume 1, Chapter 1-20
10th Edition
ISBN: 9781118233764
Author: David Halliday
Publisher: WILEY
expand_more
expand_more
format_list_bulleted
Question
Chapter 39, Problem 17P
To determine
To find:
The kinetic energy of the electron,
Expert Solution & Answer
Want to see the full answer?
Check out a sample textbook solution
Students have asked these similar questions
475 cm /volt-s, and E, = 1.1 eV,
6? Given these data for Si: 4, = 1350 cm/volt-s, H
calculate the following.
a) The lifetimes for the electron and for the hole.
b) The intrinsic conductivity a at room temperature.
c) The temperature dependence of o, assuming that electron collision is
dominated by phonon scattering, and plot log o versus 1/T.
%3D
7. Repeat Problem 6 for Ge, using Tables 6 L and 6 ?
Given the mass of an electron is 9x10-31kg, confined to infinite well of length (L) and has energy of 0.157 eV.
what is the probability of finding the electrong witin a strip that is 0.0175 nm wide centred at the postion x = 2.5 nm?
A spin-1/2 particle is in some initial state
with
S, = h/2
%3D
where
în = sin(@)î + cos(0)k
in a constant magnetic field Bo oriented
along the +z direction.
H = @0S2
Calculate
AE
and
At
using the energy-time uncertainty
relation.
Chapter 39 Solutions
Fundamentals of Physics, Volume 1, Chapter 1-20
Ch. 39 - Prob. 1QCh. 39 - Prob. 2QCh. 39 - Prob. 3QCh. 39 - Prob. 4QCh. 39 - Prob. 5QCh. 39 - Prob. 6QCh. 39 - Prob. 7QCh. 39 - Prob. 8QCh. 39 - Prob. 9QCh. 39 - Prob. 10Q
Ch. 39 - Prob. 11QCh. 39 - Prob. 12QCh. 39 - Prob. 13QCh. 39 - Prob. 14QCh. 39 - Prob. 15QCh. 39 - Prob. 1PCh. 39 - Prob. 2PCh. 39 - Prob. 3PCh. 39 - Prob. 4PCh. 39 - Prob. 5PCh. 39 - Prob. 6PCh. 39 - Prob. 7PCh. 39 - Prob. 8PCh. 39 - Prob. 9PCh. 39 - Prob. 10PCh. 39 - Prob. 11PCh. 39 - Prob. 12PCh. 39 - Prob. 13PCh. 39 - Prob. 14PCh. 39 - Prob. 15PCh. 39 - Prob. 16PCh. 39 - Prob. 17PCh. 39 - Prob. 18PCh. 39 - Prob. 19PCh. 39 - Prob. 20PCh. 39 - Prob. 21PCh. 39 - Prob. 22PCh. 39 - Prob. 23PCh. 39 - Prob. 24PCh. 39 - Prob. 25PCh. 39 - Prob. 26PCh. 39 - Prob. 27PCh. 39 - Prob. 28PCh. 39 - Prob. 29PCh. 39 - Prob. 30PCh. 39 - Prob. 31PCh. 39 - Prob. 32PCh. 39 - Prob. 33PCh. 39 - Prob. 34PCh. 39 - Prob. 35PCh. 39 - Prob. 36PCh. 39 - Prob. 37PCh. 39 - Prob. 38PCh. 39 - Prob. 39PCh. 39 - Prob. 40PCh. 39 - Prob. 41PCh. 39 - Prob. 42PCh. 39 - Prob. 43PCh. 39 - Prob. 44PCh. 39 - Prob. 45PCh. 39 - Prob. 46PCh. 39 - Prob. 47PCh. 39 - Prob. 48PCh. 39 - Prob. 49PCh. 39 - Prob. 50PCh. 39 - Prob. 51PCh. 39 - Prob. 52PCh. 39 - Prob. 53PCh. 39 - Prob. 54PCh. 39 - Prob. 55PCh. 39 - Prob. 56PCh. 39 - Prob. 57PCh. 39 - Prob. 58PCh. 39 - Prob. 59PCh. 39 - Prob. 60PCh. 39 - Prob. 61PCh. 39 - Prob. 62PCh. 39 - Prob. 63PCh. 39 - Prob. 64PCh. 39 - A diatomic gas molcculc consistsof two atoms of...Ch. 39 - Prob. 66PCh. 39 - Prob. 67PCh. 39 - Prob. 68PCh. 39 - Prob. 69PCh. 39 - Prob. 70PCh. 39 - An old model of a hydrogen atom has the charge e...Ch. 39 - Prob. 72PCh. 39 - Prob. 73P
Knowledge Booster
Similar questions
- (a) Write the expression of average no. of particle (s) in particular single particle quantum state (s) for a quantum gas of N identical particle at temp. T. If partilcle is fermion then show that- Here B - ns = 1 kT 1 ea+Bei +1 energy of state.arrow_forward1 A system Consists of 6000 particles 6000 particles j A system distribute d Consists of energy states in three states. energy of the thre EI=0, Ez= 2a and Es= 2x, All the The are Ban@ three Same intrinsid certain instant there particles in the lower level states have the probability g. AŁ are 2000 2500 in the middle level and in the level. Compone the 500 the uper probablities with obtained by the toansfer particle from the Jower Jelative distribution of to the one middle level and middle to the one particle upper original distribution. from the level and thearrow_forwardX rays of wavelength 0.207 nm are scattered from NaCl. What is the angular separation between fi rstand second-order diffraction peaks? Assume scattering planes that are parallel to the surface.arrow_forward
- A LİBr molecule oscillates with a frequency of 1.7 x 1013 Hz. (a) What is the difference in energy in ev between allowed oscillator states? ev (b) What is the approximate value of n for a state having an energy of 1.3 eV? (Give your answer to the nearest integer.)arrow_forwardA LiBr molecule oscillates with a frequency of 1.7×1013 Hz. (a) What is the difference in energy in eV between allowed oscillator states? (b) What is the approximate value of n for a state having an energy of 1.0eV?arrow_forwardHow meny of So ev are scattered from the D plane of Mgo crystal ot an Nm 's the distonce between atoms if electrons, with energy First af the electrons, How angle of 55.6? B) 100 eu energy many degrees order scotering ongles ar thearrow_forward
- -2r/rB dr. Find the probability that the r2e The radial probabiliity density for an electron in the 1s orbital is given by P(r) electron is found between 1.22 rg and (1.22+0.001)r;. Give you answer to two decimal places in exponential notation. Round your answer to 2 decimal places. Add your answerarrow_forwardWe can approximate an electron moving in a nanowire (a small, thin wire) as a one-dimensional infi nite square-well potential. Let the wire be 2.0 μm long. The nanowire is cooled to a temperature of 13 K, and we assume the electron’s average kinetic energy is that of gas molecules at this temperature ( 3kT/2). (a) What are the three lowest possible energy levels of the electrons? (b) What is the approximate quantum number of electrons moving in the wire?arrow_forwardA quantum mechanical particle moving in one dimension between impenetrable barriers has energy levels ϵ,4ϵ,9ϵ,...ϵ, 4ϵ, 9ϵ, ... , that is En=ϵn2En=ϵ n2 . Suppose that ϵ=0.035eVϵ =0.035 eV for a certain such quantum system. What is the probability (as a percent) that such a system will be in its ground state when it is in contact with a reservoir at room temperature? The probability that the system will be in its ground state when it is in contact with a reservoir at room temperature isarrow_forward
- Consider a two-dimensional electron gas in a 80 ǺGaAs/AlGaAs quantumwell structure. Assume an infinite potential model with m* = 0.067m0 to calculate the electronic properties. Plot the density of states of the system (up to 0.5 eV fromthe bottom of the well) at (i) B = 0, (ii) B = 8 T, and(iii) B = 14T.arrow_forward8 Colculate the 1st order Brog scattering cngles when on electron bea. ith. 10 Scotters for a plone with energy la) 75 eV, (b) lo0 eV from the Nickel a distonce 8 crystal. betveen 11 atomsD =0.215nm. 12arrow_forwardQ4A Photon lneident upon a bystogo, s adom ejects pm electoon uith! a KiE of 10?ev. f the ejected electron was in the fiast excited Stoute, Calculate the ene8 Lhoton. Whot K.E Woudvy cocrgy of have been Imparted to Om electron im State. Jrbundarrow_forward
arrow_back_ios
SEE MORE QUESTIONS
arrow_forward_ios
Recommended textbooks for you
University Physics Volume 3PhysicsISBN:9781938168185Author:William Moebs, Jeff SannyPublisher:OpenStax
Principles of Physics: A Calculus-Based TextPhysicsISBN:9781133104261Author:Raymond A. Serway, John W. JewettPublisher:Cengage Learning
Modern PhysicsPhysicsISBN:9781111794378Author:Raymond A. Serway, Clement J. Moses, Curt A. MoyerPublisher:Cengage Learning
University Physics Volume 3
Physics
ISBN:9781938168185
Author:William Moebs, Jeff Sanny
Publisher:OpenStax
Principles of Physics: A Calculus-Based Text
Physics
ISBN:9781133104261
Author:Raymond A. Serway, John W. Jewett
Publisher:Cengage Learning
Modern Physics
Physics
ISBN:9781111794378
Author:Raymond A. Serway, Clement J. Moses, Curt A. Moyer
Publisher:Cengage Learning