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Physics : Recent Questions and Answers (Page 766)

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

A question about Quantum entanglement, 45° Light Polarization, and faster than light communications

I recently read "Atomic Adventures" by James Mahaffey. In the book (Chapter 10) he mentioned a theoretical way of faster-than-light communication. My brain instantly searched for flaws in the proposed...

Asked on 12/05/2020 by Dragongames DEV

2 answer

Why is the solution to the Blasius boundary layer problem self-similar?

In every course or textbook that I encountered so far, the authors transform the Navier-Stokes equations of the Blasius boundary layer problem into the Blasius ODE. The problem with many...

Asked on 12/05/2020 by BS.

3 answer

Harmonal density Probability changes?

I have been thinking about strings vibrating. we usually see a purely elastic string in modes of vibration as states of modes. I was thinking, what if we changed the...

Asked on 12/05/2020 by Skyy

0 answer

Proper force, Muon decay, and Time dilation?

I've come across non-mainstream opponents of special relativity who seemed to be rather highly skeptical of the relativistic effects of time dilation and experiments using muon decay times that have...

Asked on 12/05/2020

0 answer

State orthogonal to a symmetric state must be antisymmetric

I am working out the exchange symmetry of the eigenstates of the total angular momentum operator of a system of two spin-1 bosons. I know that there must be a...

Asked on 12/05/2020 by FizzleDizzle

2 answer

Single galactic proof of Dark matter?

I've heard tell that many galaxies have visible mass profiles which do not match up to a predicted Gravitationally Newtonian velocity distribution. Can anyone here find me an accessible paper...

Asked on 12/05/2020

2 answer

How to minimize beam walk off during quarter wave plate roration

I am currently building a laser scanning microscope setup. I need to focus the laser on my sample and also place a quarter-wave plate right before the sample so I...

Asked on 12/04/2020 by Zijia Cheng

0 answer

Confusion regarding torque and calculating linear/angular acceleration of an object when a force is applied a distance from its center of mass?

From what I have read/learned about torque, it appears that it is derived based on the idea that applying a force farther from a point about which an object rotates...

Asked on 12/04/2020 by User4758

1 answer

What closed 3D space looks and behaves like? (Relativistic Black Hole)

So I wanted to ask a question that is a copy of Why can't you escape a black hole? From the answers, the conclusion I draw is: it's impossible...

Asked on 12/04/2020 by ikamen

1 answer

Are there any materials with a higher dielectric breakdown strength than diamond?

Diamond is quoted as having a dielectric breakdown strength of about 2 Gv/m on wikipedia:https://en.wikipedia.org/wiki/Dielectric_strength This 2 Gigavolts/meter value being the electric field strength at which...

Asked on 12/04/2020 by Random Programmer

0 answer

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