Physics Questions, Problems & Solutions : TransWikia.com ~ Page 316

Derivation of matter potential from QFT

I'm trying to derive the matter potential as experienced by neutrinos from QFT. The paper I am looking at is unfortunately not publicly available online (https://doi.org/10.1103/PhysRevD.40.259) and...

Asked on 05/23/2021 by SAMCRO

0 answer

Is this general relativity diagram correct?

The following diagram is presented in my professor's general relativity notes: The diagram comes along with a description of the relativistic bending of...

Asked on 05/23/2021

2 answer

What is the derivative of velocity with respect to height?

I have a question on fluid dynamics which requires to find the derivative of velocity wrt to height? It was solved by my teacher but I am not able to...

Asked on 05/23/2021 by Aditya Kumar

2 answer

A problem on Equivalent focal length

This is a combination of three lenses whose equivalent focal length is to be found....

Asked on 05/23/2021 by Ambica Govind

1 answer

Outside grid for fusor

I, for a while now, wanted to build a little Farnsworth desk fusor. Nothing too powerful, simply a small "desk lamp" if you will. As the fusor...

Asked on 05/23/2021

0 answer

There may be phase variations $ge lambda/4$ across the diameter of each mirror in any laser cavity?

I am currently studying the textbook Laser Systems Engineering by Keith Kasunic. Chapter 1.2.2 Spatial coherence says the following:The concepts of spatial coherence and beam quality arise because there may...

Asked on 05/22/2021

1 answer

What is the Lorentz's force equation for a moving segment of current-carrying wire?

According to Griffths's Electrodynamics textbook, the magnetic force on a segment of current-carrying wire is $$mathbf{F} = int I (dmathbf{l} times mathbf{B}) $$, when the path of the flow...

Asked on 05/22/2021 by Sebastian De La Cruz

0 answer

How does this microwave kiln achieve such good insulation?

I am reading on Amazon about this microwave kiln, I am wondering how it achieves such high temperatures inside a microwave. What unusual material is this?Safety: microwave kiln material...

Asked on 05/22/2021 by john mangual

2 answer

Most general Gauge Lie group in a Yang-Mills theory

Mathematicians have done a complete classification of all possible Lie groups. Is there a set of conditions that allows us to identify which Lie groups from the classification can possibly...

Asked on 05/22/2021 by Tushar Gopalka

1 answer

Current required to keep an iron bar in a solenoid

I found myself reading some lecture notes on magnetism and tried out the challenge question: http://spiff.rit.edu/classes/phys313/lectures/sol/sol_f01_long.html (At the bottom of the page). What I did was first...

Asked on 05/22/2021 by StressBall

1 answer

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