What minimum barrier thickness is there no reflection

Assignment Help Physics
Reference no: EM13951332

1. An atom of mass 2.66 ? 10-26 kg oscillates in one dimension at a frequency of 0.60 ? 1013 Hz. What is its effective force constant?

What are its quantized energy levels?

2. A H2 molecule can be approximated by a simple harmonic oscillator having a spring constant k = 1.1 ? 103 N/m.

(a) How many different energy transitions are possible when the H2 molecule decays from the third excited state down to the ground state?

(b) Find the photon energies produced in these transitions and their wavelengths.

3. Let 10.0 eV electrons approach a potential barrier of height 4.4 eV.

(a) For what minimum barrier thickness is there no reflection?

(b) For what minimum barrier thickness is the reflection a maximum?

Reference no: EM13951332

Questions Cloud

Do you have any security concerns for using virtual networks : Virtualization has become a key player in our networking world these days. Another important term is the virtual private network (VPN). Are the two terms (virtualization and VPN) related? Discuss and give examples. Do you have any security concern..
How long would it take for a radio wave to travel : How much heat that must be added to raise the temperature of a cup of coffee (250g) from 25.5ºC to 95.6ºC. Assume that the coffee has a specific heat of 4.187 ?
Shortest time to complete a network : If task duration estimates are carefully made, the project manager needs to only examine the critical path when conducting a risk analysis.
How could bob and alice mitigate this situation? : If so, how could she do it, and would Bob or Alice know that Eve was reading their messages? How could Bob and Alice mitigate this situation?
What minimum barrier thickness is there no reflection : A H2 molecule can be approximated by a simple harmonic oscillator having a spring constant k = 1.1 ? 103 N/m. How many different energy transitions are possible when the H2 molecule decays from the third excited state down to the ground state?
Work in process inventory, and cost of goods sold : Prepare a journal entry to close the variance accounts at Bell Computers. Assume that the total variance is material and is apportioned among Finished Goods Inventory, Work in Process Inventory, and Cost of Goods Sold.
Challenges in the global business environment : According to the textbook, ongoing challenges in the global business environment are mostly attributed to unethical business practices, failure to embrace technology advancements, and stiff competition among
Four behavioral approaches to job design : The purpose of this document is to provide clear, succinct and detailed explanations of four behavioral approaches to job design. The four behavioral approaches to job design include: (a) job enlargement, (b) job rotation, (c) job enrichment, and ..
What is the value of the symmetric key : In the Diffie-Helman protocol, what happens is x and y have the same value, that is, Alice and Bob accidentally chosen the same number?

Reviews

Write a Review

Physics Questions & Answers

  Find the magnitude of the resulting magnetic field

A sphere of radius R is uniformly charged to a total charge of Q. It is made to spin about an axis that passes through its center with an angular speed ω. Find the magnitude of the resulting magnetic field at the center of the sphere.

  Find the equivalent resistance

A resistor is in the shape of a cube, with each side of resistance  R . Find the equivalent resistance between any two of its adjacent corners.

  What is the electric field at the location

Question: Field and force with three charges? What is the electric field at the location of Q1, due to  Q 2 ?

  What is the maximum displacement of the bridge deck

What is the maximum displacement of the bridge deck?

  What is the magnitude of the current in the wire

What is the magnitude of the current in the wire as a function of time?

  Blackbody

Questions on blackbody, Infra-Red Detectors & Optic Lens and Digital Image.

  Gravity conveyor

Illustrate the cause of the components accelerating from rest down the conveyor.

  Calculate the dc voltage

Calculate the dc voltage applied to the circuit.

  Quadrupole moments in the shell model

Quadrupole moments in the shell model

  Determine the tension in each string

Determine the tension in each string

  Introductory mechanics: dynamics

Calculate the smallest coefficient of static friction necessary for mass A to remain stationary.

  Evaluate maximum altitude

Evaluate maximum altitude?

Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd