All Questions

Filter by
Sorted by
Tagged with
0 votes
0 answers
11 views

Why was my question downvoted, and why won't people give advice when they downvote? [migrated]

I was working through Griffiths' for quantum mechanics, and I came across some problems where we have to calculate expectation values. This motivated me to ask the following question: https://math....
user avatar
1 vote
1 answer
33 views

Can I ask for an example?

I'd like to ask for an example in which the minimum energy principle is used (thermodynamics). However, I've never seen a question in which examples are required, so I got the doubt that it's not ...
user avatar
  • 1,444
4 votes
1 answer
56 views

How serial does serial upvoting need to be?

I had a -10 serial upvote reversal today. I was a bit puzzled since I had not seen much activity on my account recently. It seems that yesterday, someone upvoted two of my answers on neutron stars and ...
user avatar
  • 111k
3 votes
1 answer
67 views

(How) Should I move a question from Math SE to Physics SE?

I asked a math question https://math.stackexchange.com/q/4475036/342834 in an area where physicists are likely to have a great deal of practical background. I had originally intended to post the ...
user avatar
1 vote
1 answer
56 views

We shouldn't answer homework question directly, should we?

Taking the question as example, where someone solved the problem for the author whereas mine was related to hint (cause there's some steps left to think/solve). But -1 on my answer is for what? ...
user avatar
1 vote
1 answer
77 views

Why was my question immediately closed?

Today I questioned the claim that "SR is way easier and more beautiful to understand with tensors". I think that knowing about vector spaces, their duals and bilinear forms (i.e. bilinear ...
user avatar
  • 1,244
2 votes
1 answer
61 views

Is it okay to ask how to find certain labs on physics stack exchange?

I am currently trying to find labs and groups that are exploring a certain topic. The background is that I'm trying to apply to grad school and looking for labs that are suitable for my interest. The ...
user avatar
1 vote
1 answer
180 views

Strange triple downvote on my (well-received) question

Could someone tell me why this question received 3 downvotes yesterday? I really thought it was well asked, it surprises me. Moreover, it received 3 upvotes before, so I believed it was alright. "...
user avatar
-2 votes
1 answer
167 views

Reopen question request that may be useful for a large public

Please reopen this question Cosmology : Consecutive steps to get the posterior of parameters 1) determine fiducials, 2) Forecats with Fisher information 3) Validation with MCMC that I estimate useful ...
user avatar
  • 1
-4 votes
2 answers
100 views

Why don't we allow check-my-work questions?

John Rennie's answer in the meta thread currently has ~3x the upvotes of ACuriousMind's accepted answer. This seems to indicate we should allow check-my-work questions. Why do we still consider these ...
user avatar
  • 16.6k
0 votes
1 answer
82 views

Why is the most voted question "how to cool my coffee with a spoon"?

From Cooling a cup of coffee with help of a spoon What is the fastest method to cool a cup of coffee, if your only available instrument is a spoon? This is the most successful question in this SE. ...
user avatar
-2 votes
2 answers
121 views

Questions being responded to negatively

I know that there are some similar questions like this one, but I have a genuine concern. For example, the question A puzzling simple question on thermodynamics or another I had deleted. Apparently ...
user avatar
  • 34
9 votes
2 answers
333 views

Is sharing recreational physics models allowed?

As someone interested in physics and creating theories for games, I tend to develop realistic physical models that might explain them out of curiosity. However, I do not know if it fits the Physics ...
user avatar
  • 280
7 votes
2 answers
99 views

I am not a student and my questions are not "homework". I am a hobbyist. Do I need to tag these as homework questions?

I solve physics problems from a textbook that I enjoy. However, I am not a student and my questions are not "homework". I am a hobbyist. Do I need to tag these as homework questions? (I was ...
user avatar
  • 111
15 votes
0 answers
177 views

Education tag and questions on physics education

Today, I have seen this question closed as an opinion-based question. I have read previous (short) discussions about the issue of questions on physics education topics in SE (see also this), but I do ...
user avatar
  • 23.6k
2 votes
1 answer
82 views

Why was this question closed as a homework-like question?

I consider the question in this post to be a conceptual question. This is because OP didn't understand which time interval to calculate - the question wasn't about the calculation itself. ...
user avatar
  • 1,164
0 votes
2 answers
121 views

Why is this question closed? I am finding no satisfactory answers from the personal comment

I have a question about my Physics Stack Exchange post: Can time dilation be used to prove that relativistic mass does not really increase at speeds near $c$?
user avatar
  • 13
-1 votes
1 answer
150 views

Why has my answer to whether the fine structure constant been deleted?

My answer to this question on whether the fine structure constant can be calculated has been deleted by a moderator on the basis that the linked article is to a "non-mainstream publication." ...
user avatar
1 vote
0 answers
123 views

Post flagged as duplicate, but I still don't know the answer to my question! [closed]

This post was flagged as duplicate to this, but I couldn't understand all the replies very well. Mr John Rennie's reply seems to agree with my initial thought process, but I could be wrong; Is the ...
user avatar
  • 61
8 votes
1 answer
171 views

Updating links upon site migration of https://www.mat.univie.ac.at/~neum

Many links on the SE physics site presently go to my old web address: http://www.mat.univie.ac.at/~neum and https://www.mat.univie.ac.at/~neum This web site migrated to a new place, http://arnold-...
user avatar
-9 votes
3 answers
83 views

Has it become time to change the homework policy?

I believe at this point the strict homework policy is reducing the ability of the site to grow. The initial idea of banning homework so that people don't use this site as course help has been long ...
user avatar
-2 votes
2 answers
224 views

Where is a statement of the purpose of physics.stackexchange?

Where is a statement of the purpose of physics.stackexchange?
user avatar
7 votes
1 answer
91 views

Cite documents rather than linking only

We should tell people to cite from documentation when they use link. I always look at old posts to learn something new, but some answerers give some link, but they are dead now (e.g., this). His first ...
user avatar
-7 votes
5 answers
271 views

Is the purpose of physics.stackexchange to teach or to provide a stage?

I question the purpose of some Internet websites which include the present. As a now returning student of physics, admittedly with slower or less remembered skills, I find that the answers offered ...
user avatar
4 votes
1 answer
178 views

Why am I being downvoted in various posts?

So I received several notifications at the same time indicating "-2" in different answers of mine (old and new). I never understand why this happens. Is it that somebody is skimming at my ...
user avatar
  • 2,918
8 votes
4 answers
473 views

Why was a question manually removed from hot network questions?

Yesterday I’ve run into a post and decided to give a pretty long answer to it. My purpose was to post a thorough answer that could attract attention of many people who are not otherwise generally ...
user avatar
  • 1,998
-6 votes
1 answer
93 views

When might the elimination of an answer by back-spacing (rather than "deletion") be acceptable?

I answered a question whose formulation had (possibly thru an OP's lack of familiarity with English-language rules for capitalization) effectively limited responses to it to the context of a single ...
user avatar
  • 760
3 votes
1 answer
64 views

How does community wiki get decided on?

What are typically the criteria for marking a post as Community Wiki, besides having too many edits? I ask because I had a previous question get labeled as CW; if I understand correctly this label ...
user avatar
  • 4,017
4 votes
0 answers
350 views

Why does the font size appear different for this question?

I saw a question on the Newest Questions page (the 3rd question in the image below) whose title and body were rendered in a smaller font compared to other questions. Here : https://i.stack.imgur.com/...
user avatar
  • 645
2 votes
1 answer
149 views

Is Many-worlds interpretation of quantum mechanics considered non-mainstream on this site?

I have asked a question about the Many-worlds interpretation of Quantum mechanics and it was closed just 3 minutes after it was asked. Is this topic unwelcome? P.S. In 2012 I made a questionnare about ...
user avatar
  • 10.6k
6 votes
1 answer
224 views

Is a "how should these experimental results be interpreted?" question admissible?

I can't remember seeing posts about the interpretation of experimental results on SE, so I am not sure whether such a question is SE-legitimate. Concretely, after reading some rather old and largely ...
user avatar
11 votes
4 answers
253 views

Should users answer questions that they think should be closed?

From time to time I come across posts that are closed by a user/users who has/have also submitted an answer to the question. I feel like this goes against the goal of closure, which is to prevent ...
user avatar
  • 53.4k
2 votes
1 answer
77 views

Comments sent to chat and addition of a new comment after that

In this closed question, the comments were moved by @rob to a chat. I was not interested in chatting, I just wanted to make an observation on the question itself, so I wrote a comment, which I found ...
user avatar
  • 222k
1 vote
1 answer
60 views

How can I get rid of the "preview" view when I load a question?

Everytime I access Physics SE I get this type of preview window: Then I have to click outside the frame to enter the page. How can I get rid of this? Why is this implemented in the first place?
user avatar
5 votes
3 answers
297 views

I need to get a better idea about essential mathematical prerequisites for GR from a book. How can I improve the question?

In reference to my question here: What would be essential math topics to read for general relativity (from a particular book)? I'm reading a book and wanted to get a clear understanding on what topics ...
user avatar
6 votes
1 answer
107 views

Why can't I write down tilde? Is there any MathJax syntax?

In an answer, I wanted to write , but that wasn’t showing. I think it wasn’t showing for Markdown. So I thought I should use ...
user avatar
-5 votes
1 answer
95 views

Can one earn a golden tag after adding 100 000 tags?

I was attended to a question here on this site after I noticed in a question that a member does a whole lot of tagging these days. But they always did. In 2016 they added about 20 000, in 2018 about ...
user avatar
-2 votes
3 answers
402 views

Rationale behind downvote button

First: as a new non-scientist member of Physics SE I want to say thank you for the wealth of knowledge, interest and patience with my ignorance I have encountered here. Second: I was very surprised to ...
user avatar
  • 1,153
3 votes
1 answer
73 views

Is it possible to have the editor and preview in a side by side mode? Or maybe just a scrollbar in the preview?

I have a question about my Physics Stack Exchange post: A new way to define matrix-vector products, to relate physical fundamental constants and units of measure I'm trying to convert my post to ...
user avatar
-8 votes
2 answers
138 views

The same question, little interest in the maths community and blind opposition here

I have a question about my Physics Stack Exchange post: A new way to define matrix-vector products, to relate physical fundamental constants and units of measure I wonder why such a question could ...
user avatar
5 votes
2 answers
299 views

Making others solve my problems..ok?

Sometimes I get problem ideas from real life. Is it OK to ask for a solution here, even though I would (probably) be able to solve it myself? As a disclaimer, those problems are weird enough to ...
user avatar
4 votes
1 answer
103 views

Dissociate an account from a question

I am thinking about turning my account in a professional one. However there are a few questions I asked in the past I would be a little bit annoyed if they would still be attached to my account. Is ...
user avatar
2 votes
1 answer
77 views

Why was this answer deleted?

My answer to a question was deleted under homework policy. The question didn't seem like homework. It was a genuine doubt why the user was getting a wildly different answer than the solution.
user avatar
11 votes
0 answers
244 views

Why are "big-list" questions no longer allowed?

I've recently seen the following (actually very long and well accepted) question on MathOverflow. Examples of common false beliefs in mathematics. Which I think is a great "question" and one ...
user avatar
4 votes
1 answer
73 views

Add a vote *not* to close button to counter the vote to close for questions that might have dissenting votes

To close a question that might be conceived to be against homework policy, or lacks clarity only 4 users need to vote to close it. But some obscure questions might be unclear to a majority of the ...
user avatar
  • 33.5k
0 votes
1 answer
110 views

Why close an answered question when both answer and question have positive vote counts?

Especially when a user cannot delete their own question.
user avatar
  • 579
3 votes
1 answer
53 views

How can I use the chat full transcript?

I had a few interesting chats years ago, and I remember some dates. I tried to trace them, but the full transcript can be scrolled back only one day at a time. Is there a reasonable way to read the ...
user avatar
2 votes
3 answers
165 views

Why is the question on wifi being a force being downvoted so much?

An hour ago, the question Can (and should) wifi internet be considered a force? was asked, and it already has 5 downvotes as of me writing this post. The absence of close votes suggests other users ...
user avatar
4 votes
1 answer
400 views

Why was this vector calculus question closed?

I just came across this question, which was closed under the site's homework policy. However, I fail to see how it is related to a specific calculation or is "check-my-work-like". While it ...
user avatar
2 votes
1 answer
167 views

Required references in questions

I have some questions, and I'm new here. I’d like to ask what references one would need to post here. Does it have to be peer reviewed journals?
user avatar

15 30 50 per page
1
2 3 4 5
65