TransWikia.com
  1. All Categories
  2. Physics

Physics : Recent Questions and Answers (Page 662)

Find answers to your questions about Physics or help others by answering their Physics questions.

What are quantum anharmonic oscillators?

I have just started studying about quantum computers (hardware side) and I am really confused about what is a quantum anharmonic oscillator. I have read somewhere that a qubit is...

Asked on 01/10/2021 by mevis

2 answer

Set of unstable initial conditions

Suppose I have some equations of motion for the variables $x(t),y(t)$begin{align}0&=ddot x + b(t) dot x + V_x(x,y),,0&=ddot y + b(t) dot y + V_y(x,y),,...

Asked on 01/10/2021

0 answer

How does the Kerr focusing effect leads modelocking?

I read about the Kerr effect in a medium like a Ti:sapphire focuses the Gaussian beam by acting like a virtual lens. That is fine. But here is my confusion....

Asked on 01/10/2021

0 answer

Why does a flat sheet roll back into a cylinder when having rolled it once?

For example, if you were to roll a piece of paper into the shape of a hollow cylinder and then try to return the paper to its original, flat shape,...

Asked on 01/10/2021 by defaultmandelbrotsetting

1 answer

Inconsistency in the Energy of polarized linear dielectric

There is apparent inconsistency in Griffiths' interpretation of the energy of polarized dielectric. Griifiths says there is some extra energy contained in the "springs" that hold the dipoles.However, if...

Asked on 01/10/2021 by O.Orenstein

0 answer

Does rolling friction increase speed of a wheel?

I know there are a lot of questions about rolling friction, but I couldn't find any that addressed my specific problem. Note the following picture where the wheel rotates clockwise....

Asked on 01/10/2021 by user223687

6 answer

How to solve this problem only using the kinematics of rotational motion?

This is a problem from my introductory physics textbook:A wheel of moment of inertia $I$ and radius $r$ is free to rotate about its centre. A string is...

Asked on 01/10/2021

2 answer

On the number of spacetime atoms in a Calabi-Yau crystal

This question is about an application of crystallography to topological string theory. Plane partitions are discrete models of the Planck scale geometry of Calabi-Yau manifolds in the...

Asked on 01/10/2021

1 answer

Volume of a solid at absolute zero

How much does a typical solid shrink when cooled from room temperature to absolute zero. I cant solve this myself because the coefficient of linear thermal expansion varies with temperature....

Asked on 01/10/2021 by R. Emery

1 answer

No even-order harmonics in alkali gases? (Intuition for “symmetry in time domain'')

The polarizability can be expanded in the from: In Alkali gases, it is said that $chi^3$ can be nonzero,...

Asked on 01/10/2021

0 answer

Ask a Question

Get help from others!

© 2024 TransWikia.com. All rights reserved. Sites we Love: PCI Database, UKBizDB, Menu Kuliner, Sharing RPP