# All Questions

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42 views

### Where should I put this question?

I have a question about my Physics Stack Exchange post: Is it sufficient to have some anti-gravity generator to make an Alcubierre drive? Where should I ask this question?
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### Are future physics discoveries properly categorized as mainstream or not? [closed]

"Non-mainstream" physics is often equated to fallacies and fringe theories, including on this forum. Mainstream physics is rigorously categorized in specific historical scientific contexts, ...
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### How do you get the Excavator badge?

I have edited some posts of mine and others which are older than a year, including modifying some tags, but I did not get the badge. How exactly do you get it? Does it have to be precisely inactive ...
42 views

### Opera browser blocks log in Physics Stack Exchange - HSTS issue

I have difficulties to log in the Physics Stack Exchange site via the Opera browser. It says: Your connection is not private This server could not prove that it is physics.stackexchange.com; its ...
37 views

### What happens to the forces acting on a bung in a horizontal circle when the radius of the circle is increased [closed]

(Note: the tension - centripetal force - stays constant) I understand that the angle to the horizontal of the string holding the bung will increase meaning the centripetal force or Tcos(theta) will ...
196 views

### How can I create circuit diagrams for use on this site?

I am writing a question regarding a specific electrical circuit, and which would be significantly clearer if I can include a diagram of the circuit. What software tools can I use to quickly, simply ...
58 views

### Closed and then reopened question samples [duplicate]

Many new users are quite unaware of the required format of asking questions. A sample of closed questions that were edited and then reopened could be assistive for most of new users. Also so far I ...
227 views

### Should we require that circuit questions include a circuit diagram?

I posit the following: Most circuit questions on this site can be easily answered by drawing a circuit diagram, so asking a circuit question without a diagram often bumps up against the homework ...
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### First questions queue is not working

First questions queue is not working properly. I noticed this a couple of hours ago and it has been not fixed yet. (Screenshots on mobile device)
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I just noticed that the question What happens to the vacuum when entanglement is harvested? was closed as off-topic a couple of months ago, and I don't understand why. The topic is basic quantum ...
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### Silently deleting answers by a new user is not welcoming

This comment-like answer was posted by a rep-1 user with no (AFAICT) other posts, and then silently deleted within 15 minutes, leaving the poster wondering why. The user then posted a copy of the ...
125 views

### Do you think downvote feedbacks would contribute to the site?

This topic was discussed many times before but I hope to inspect it a bit differently. I think it would be awesome if everybody knew why a question was down-voted. That way everyone could see the ...
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Does it make any difference in using https://physics.meta.stackexchange.com/q/13855/305718 instead of ...
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### How can we bring an old question back to the users' attention?

The question we want to ask might have been posted by another user years ago. It is possible that the question did not get any answers or the answers were/are not satisfactory. What should we do for ...
291 views

### Helping out in comments, when the question is too weak

I encounter quite often questions that are based on poor research, misunderstanding basic definitions, and likewise. In my opinion such questions should be closed rather than answered. Nevertheless, ...
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### Is this a bug with editing posts?

I just answered a question and edited it within a short period. But this is what I saw: What happened to the grace period of 5 minutes for editing a post?
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### How can I accomplish the removal of comments by another participant, on an answer I had posted, that might be considered derogatory?

About 24 hours ago, I posted an edit to my answer to a PSE question concerning the time when interstellar travel (in any form, or, at least, without specification of its form) might have begun: As ...
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### Maybe add an indicator showing level of question

There is an existing discussion/request for a system to tag or otherwise indicate level of questions: Can we have a level-of-question tag please? Differentiate research-level questions? The idea is ...
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### Should we take the terminology an asker might be unfamiliar with into consideration when it comes to expectations for research effort?

The reason I would suggest that an askers knowledge of terminology should be taken into consideration is that if by research effort we mean looking something up on the internet before asking a ...
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### My closed question probably fits better in a different SE — do I have to ask for it to be migrated?

Specifically this question. Why doesn't my phone scroll if I put a ring flat on the screen? It's been closed as being too engineering-based, and the Feedback message gave options of other SEs it ...
156 views

### How do I write better answers?

I haven't written many answers, but after I have identified what the user is asking, I usually go with a conversational tone, going over whatever has a question mark over it and any context supporting ...
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### What's the criteria for a comment "no longer needed" flag?

Reading the answer by SuperCiocia to this question Should we flag comments like "Thank you"?, I learned about the comment flag for "no longer needed". I thought this was ...
172 views

### Would original posts meant to share knowledge instead of ask questions be on topic on the site?

For a long time the way I tended to see the Schrödinger equation written, some of the notation was like a foreign language to me, and so I couldn't work out how to actually use it to model anything, ...
381 views

### The “experience of a photon” question

I’m sure everybody is aware of the question that people love to ask, i.e. some variation of “what’s the experience of a photon (or someone traveling at $c$, etc)?” This question is always roundly ...
208 views

### Should link-shortener services be off-limits?

Link-shortener services (e.g. exe.io, bit.ly, etc) route traffic to a destination website without allowing the end-user to see what website they are clicking into before clicking. This can be used for ...
793 views

### Do we want accepted answers to be pinned to the top?

SE is making the way accepted answers behave configurable per-site and is looking for input from our side what our preference is. Currently, accepted answers - answers that the asker of the question ...
224 views

### Should we refrain from using canned comments when reviewing?

Since the review queue update, I have seen multiple instances of the following situation: a new user asks/answers a question, a reviewer finds the question unclear or lacking sufficient detail and ...
92 views

If the draft of a post which I was going to publish later, is accidentally deleted, I will lose the links of the images I've already uploaded. Is there a way to recover those links? This also applies ...
100 views

### Do we have a policy or guidance for questions with no one right answer?

This question does not seem to have a single correct answer posted. Which of the following are true: Assume that there will never be one right answer posted (i.e. because there is not in principle a ...
120 views

### Should we downvote answers that begin with "I think..."?

People often speculate rather than answer. If you think you know the answer then you don't.
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### Why did I get 20 reputation without any upvote or bookmark?

I had got 20 reputation for this question. But, I wonder how I got reputation from that question because, that question claims that no one had upvoted neither downvoted. Even, no one had bookmarked it....
201 views

### How to treat suggested edits that "correct a formula"?

Once in a while I see a suggested edit that claims to "correct a formula" (this is usually written in the edit summary). Is there a general "rule"/recommended procedure for such ...
43 views

### Can I ask for specific books recommendations? using the [resource-recommendations] tag

I researched some question about book recommendations and I found a lot of books on Google Search, and here in physics.se the book recommendation question was closed because it is a broad question, ...
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### Why downvotes to question? [duplicate]

I have been hanging around physics SE for quite a while. I am just a student who craves for some knowledge in mathematics and physics and thus I joined SE. I am not an expert. But to my questions, I ...
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### Is there a grace period to post an answer to a question after it is closed?

This answer has been published 23 minutes ago, while the question was closed 25 minutes ago, at the moment. Also this answer was published a minute after closing the question (another). So how does ...
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### Request to reopen an old question which I have edited

Identifying parallel and series capacitors for capacitor system with dieletric inserted The OP had posted this question with large images and lack of MathJax formatting. I have edited it and made it ...
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### Confusing message from new review queue?

The answer here (in which a new user posted an elaboration on their question as an answer) has the following comment from the Community bot, presumably due to its review in the new "First Answers&...
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### How can I find the highest scored posts of all tags?

I like to read the highest scored posts in the PSE. If I watch posts under a specific tag, I can find a tab which sorts posts by votes, under that tag. For instance, if I choose the tag newtonian-...
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### An alternative to MathJax in chat

While on the main site equations should always be written using MathJax, this is not natively supported in the chat rooms. There are various hacks for making MathJax work in the chat, but these can be ...
105 views

### A thanks message for help [closed]

This post is just a thank you post for all of you being helpful I'm new to this site and I'm really very very happy and thankful for exchanging interesting information. You are amazing and helpful. I'...
94 views

### What happens when upvoting the automatic comment indicating duplicate?

When flagging a question as a duplicate, a comment appears under that post: "Does this answer your question?..." I have noticed that sometimes this comment has been upvoted. Also I have ...
135 views

### Reopen question request

Please reopen this question per the discussion we had in the comments. What is the maximum possible temperature of a 1mx1mx1m cube that is the focal point of an array of mirror reflected, concentrated ...
384 views

### Should we flag comments like "Thank you"?

This is how flagging is described in help centre: Flagging is a way of bringing inappropriate content to the attention of the community. Are comments like, "Thank you","Good question&...
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### Justifying claims

Many posters report claims in statements such as This author claims that… Some claim that… OR Someone claims that… I read that… containing no supporting evidence, source or reference. Should we ...
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### User name disappeared

Consider: Until yesterday, my username was visible in this circle. But now it does not seem to be there. So I have to search my name under the 'users' section to go to my profile. Am I the only one ...
96 views

### Undo suggested edits

If I suggest an edit for another's post and immediately realize that I've missed something, I can re-edit it. But can I undo suggested edits (bring the post to the original or previous state) before ...
75 views

### How to make the question about "the principle of optimization" not opinion-based?

The question in question: Why isn't the principle of least action named as "the principle of optimization"? I suppose that one solution is to define what optimization/optimal state/...