# Tagged Questions

Questions that ask about some aspect of physics research or study which doesn't involve the actual physics. In general, soft questions can be answered without using physical reasoning.

1answer
190 views

### Texts on field theory in classical physics

I need a very good text on field theory and it should provide good understanding of why this concept cant be ignored?I only need that text which will tell me how field theory is an integral part of ...
2answers
385 views

### How should a theoretical physicist study maths? [duplicate]

Possible Duplicate: How should a physics student study mathematics? If some-one wants to do research in string theory for example, Would the Nakahara Topology, geometry and physics book and ...
1answer
279 views

### How to express $ds$?(when we know expression for $ds^{2}$) [closed]

We know that $$ds^2 = g_{\mu\nu}dx^{\mu}dx^{\nu},$$ Can you say how to calculate $ds$?
0answers
91 views

### What pre-requisite knowledge is required to understand the Alcubierre equation?

Similar to here. I have decided to start the long journey to understanding higher levels of physics. My first goal is understanding the Alcubierre equation at a mathematical level. I have a CS ...
2answers
393 views

### The end of theoretical physics? [closed]

About the meta questions 1193 and 2609, I've heard parallelly, that the complete branch theoretical physics is already done and that there isn't any thing else to do in this field, how true is it?
0answers
77 views

### What are some fields where physics is leading mathematics? [closed]

I know developments in physics and mathematics often nourish each other, and at different points in history, physics and math have taken turns leading each other. An example of a physicist "inventing" ...
7answers
383 views

### Physical intuition for higher order derivatives

Could somebody give me an intuitive physical interpretation of higher order derivatives (from 2 and so on), that is not related to position - velocity - acceleration - jerk - etc?
0answers
51 views

### Searching for a collaborator for a physics simulation of multi-party elections [closed]

I have completed a series of physics simulations on Matlab to find the equilibrium positions of parties in 2-D or 3-D voting space and compared them to the optimal positions that would provide the ...
2answers
320 views

### How can some-one independently do research in particle physics?

I'm not affiliated with a physics department and I want to do independent research. I'm working my way through Peskin et. al. QFT now. Let's say that I've finished Peskin et. al. and Weinberg QFT ...
1answer
131 views

### What is the importance of electrodynamics and magnetism in physics as a whole? [closed]

At my university the second half of a year long sequence in basic calculus based physics focuses on electrodynamics and magnetism. I am wondering what is the significance of these topics to physics in ...
1answer
124 views

### Probability in Quantum Mechanics

Do you need to take a probability/statistics course for Quantum Mechanics, or is the probability in quantum mechanics so rudimentary that you can just learn it along the way? I'm in doubt as to ...
4answers
782 views

### Help an aspiring physicists what to self-study [closed]

This is probably not the kind of question you'll often encounter on this forum, but I think a bit of background is needed for this question to make sense and not seem like a duplicate: 2012 has been ...
1answer
119 views

### Who are some prominent groups or individuals pursuing realist physics? [closed]

I'm interested to know of any well-known physics schools or individuals attempting to advance fundamental physics or reinterpret it from a realist standpoint. Presumably most physicists by contrast ...
2answers
194 views

### Electromagnetism for Mathematician

I am trying to find a book on electromagnetism for mathematician (so it has to be rigorous). Preferably a book that extensively uses Stoke's theorem for Maxwell's equations (unlike other books that on ...
0answers
2k views

### Where can I get Young & Freedman University Physics 13th Edition Instructor's Solution Manual? [closed]

I am a Chinese mainland student learning physics on my own,I bought Young & Freedman University Physics 13th Edition International Edition,could someone please tell me how can I get the ...
4answers
221 views

### Physics background for Quantum Mechanics

Very often on this site people ask what background in math is needed to be able to understand quantum mechanics (based on a short search of this site). So that question is answered. However, I want to ...
1answer
117 views

### Meaning of the word “Moment”?

This question is more of a question about the origin of a physical term used in many contexts. My question is about the linguistic or historical meaning of the word "moment". Please don't provide ...
0answers
398 views

### Are there any list of String Theory Equations? [closed]

I Google it but did not find anything. here is a list of QM Formuals and a list of relativistic equations Are there any list of String Theory Equations?
4answers
231 views

### Statistics in physics

What are the uses of statistics in physics? I am about to embark upon a study of statistics and I would like to know what the particular benefits I gain in physics.
2answers
242 views

### Applications of QFT in theoretical physics

I would like to know which fields in physics have seen growth or benefited by applying QFT? I know that approaches to quantum gravity such as string theory use QFT, HEP and also some branches of ...
2answers
128 views

### Computational Science involve programming? [closed]

I read what is computational science in Wikipedia but the explanation and understanding are not very clear. So, I could you please give a simple example computational science project and what all ...
5answers
418 views

### Is physics rigorous in the mathematical sense?

I am a student studying Mathematics with no prior knowledge of Physics whatsoever except for very simple equations. I would like to ask, due to my experience with Mathematics: Is there a set of ...
1answer
129 views

### Where did Karl Schwarzschild derived his solution?

Does anyone know more about circumstances of Karl Schwarzschild at the Russian front in 1915 where he allegedly derived his famous solution of the Einstein equations (describing a black hole)? Sources ...
1answer
244 views

### Download only physics and maths wikipedia pages for offline use [closed]

There are tools for downloading the entire wikipedia database (above 8 Gb without pictures), but I would like to download only physics and maths pages, to view them offline. Wikipedia pages have a ...
1answer
47 views

### Recommendations for a physics-related book for a child? [closed]

So it's that time of year again, where one must buy gifts for all children in sight. I want to buy a book, related to physics, ideally, for my girlfriend's sister. What books are educational and ...
0answers
132 views

### Theoretical physics quiz book [closed]

I`m an android developer who recently published a quiz game called " The Big Bang Freak " ! The quiz contains a section dedicated to the famous sitcom "The Big Bang Theory ", but it ...
3answers
205 views

### What's the first physics textbook for undergraduate self-learner？ [closed]

I am kind of studying physics on my own now. I choose University Physics (13th Edition) for myself,is it fine? I am also studying Calculus using Thomas' textbook. ...
0answers
132 views

### How to publish scientific papers on the internet for free? [closed]

I have written some scientific papers and I want to publish them for free so peoples can take benefit from it and I also want to make it safe so no one can steal it. PS: I am very young and I don't ...
3answers
369 views

### Physics book recommendations for transition to PhD study

Now in the end of my MSc in physics I've been contemplating in enrolling in a Phd in theoretical physics. Before that I think I would do best to re-study some subjects. My question is then, what books ...
2answers
252 views

### Quantum phyics project for a high schooler [duplicate]

Possible Duplicate: Study Quantum Physics I am a high schooler who is interested in physics and mathematics, and I have a kind of 'high-school thesis' coming up in a year and a half or so. ...
1answer
631 views

### What came first, Rice Crispy or “Snap,” “Crackle,” and “Pop”? [closed]

The fourth, fifth, and sixth derivatives of position are called "Snap" "Crackle" and "Pop". What came first, the rice crispy characters, or the physics units?
2answers
124 views

### Will a one year undergraduate course of Linear Algebra be enough for QM? [duplicate]

Possible Duplicate: Linear Algebra for Quantum Physics Can you get all/most of the knowledge you need of Linear Algebra for QM in a one year course? I know for certain my course also ...
2answers
227 views

### Mathematically challenging areas in Quantum information theory and quantum cryptography

I am a physics undergrad and thinking of exploring quantum information theory. I had a look at some books in my college library. What area in QIT, is the most mathematically challenging and rigorous? ...
2answers
428 views

### What math is needed to understand the Schrödinger equation?

If I now see the Schrödinger equation, I just see a bunch of weird symbols, but I want to know what it actually means. So I'm taking a course of Linear Algebra and I'm planning on starting with PDE's ...
2answers
404 views

### Differences between classical, analytical, rational and theoretical mechanics

Can you explain me what are the differences between the four following subjects? analytical mechanics rational mechanics classical mechanics theoretical mechanics
3answers
331 views

### How can I find a very old paper by W.L. Bragg from 1913?

I'm often looking for old physics papers that had a big impact on science (Nobel prize, for example). But I can't seem to find a lot of them. Is there a reason why some papers are not digitally ...
0answers
397 views

### Conceptual questions in Randall D. Knight- Physics for scientist and engineers [closed]

Where can one get answers for conceptual questions in book Physics for scientist and engineers by Randall D. Knight?
0answers
164 views

### Integrals given by Landau [closed]

Discussion about Landau's "Theoretical Minimum" has already been posted here. Unfortunately I couldn't find much about some examples of questions he gave to students. There are three questions in the ...
0answers
88 views

### Road to understanding Quantum Mechanics [closed]

First of all, I would like to apologize in advance for this mundane question which you have been probably asked a thousand times on this forum. But I would like to understand what (rudimentary) QM is ...
5answers
439 views

### Linear Algebra for Quantum Physics

A week ago I asked people on this forum what mathematical background was needed for understanding Quantum Physics, and most of you mentioned Linear Algebra, so I decided to conduct a self-study of ...
4answers
472 views

### Study Quantum Physics

I'm an aspiring physicist who wants to self study some Quantum Physics. My thirst for knowledge is unquenchable and I can not wait 2 more years until I get my first quantum physics class in ...
1answer
89 views

### Why the world is so deep and dark?

We live in a dark world, and the light is results of big bang. The world is really made mostly of dark matter and dark energy? Why the world is so deep and dark?
4answers
208 views

### Which part of making an atomic bomb is the hard part and how many people know how to do that? [closed]

I mean which part of the process of making an Atomic bomb is the hard and how many people know how to do that on Earth. Is it in hundreds or less i.e. 20 - 50 people or even less? Don't get me wrong ...
0answers
103 views

### What would physics be like today if Einstein hadn't existed? [closed]

If the many worlds interpretation is correct then there is some parallel universe in which Einstein didn't exist. How has the study of physics developed in that world without Einstein around ?
2answers
69 views

### Is an electric lamp a transducer? [closed]

Silly thought. A transducer, by definition, is a device that converts variations in one form of energy to another. An electric lamp converts electricity into visible light - the brightness may vary ...
1answer
64 views

### What is the pause called at the apex of an object's trajectory?

My apologies for such a basic question--I am a musician, not a physicist. But I cannot anywhere find the word, if one exists, that describes that elegant pause of an object such as a ball, thrown ...
1answer
71 views

### Didactics question (“teams and times”) [closed]

In sports it is commonplace to distinguish a "team" (as characterized by the players who took part in a match, playing together against another team), from the "score" (such as the final score of ...
0answers
105 views

### MIT OpenCourseware vs Real MIT course [closed]

Is MIT course much different from MIT OpenCourseWare? I am curious, because as a high schooler, I have some intent to study from MIT OpenCourseWare. Will this allow me to be more comfortable if I am ...
2answers
98 views

### How can we claim something violates some physical law, when so many physical laws have been postulated?

For example, Einstein postulated that the speed of light, c, is constant in all inertial frames of reference. Bohr postulated that electrons go around the atom in ...
1answer
460 views

### Walter Lewin Lectures in HD

I like the lectures by Walter Lewin 8.0x. However the quality of the videos is pretty bad. Is there any way (DVD, web,...) to get the lecture videos in a good quality, best in HD?
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