# All Questions

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### How to make my question on-topic

I posted the following question several hours ago: Electric field inside sphere - Griffiths Problem 2.14. In doing so, I showed my attempt in detail and provided my thought process behind it. Within ...
• 117
102 views

### Question marked as duplicate older than supposed duplicate

The question 450511 Does a physical interpretation of density matrix cross-terms exist? of which I recently updated my answer, has been marked as duplicate of question 536038 Non-diagonal matrix ...
• 1,556
63 views

### Has there been an increase in upvoting recently?

Is it just me, or has there been an increase in upvoting recently? Can mods determine any trends? Is there a reward for upvoting that could drive such an increase? I'm thinking of question like this, ...
• 9,386
83 views

### A question on having my questions closed

How exactly does having a question that I posted being closed, affect me? Does it increase the chance that I'll be banned?
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1 vote
47 views

### Avoid display of closed questions

I routinely check for new questions with tags I follow, using https://physics.stackexchange.com/questions/tagged?tab=Newest&tagMode=Watched. Given my Watched tags, that list often is clogged with ...
• 4,576
54 views

### When can I ask questions again? [duplicate]

My account says it’s not accepting any questions. When will this be lifted as it’s not saying anything about the time that questions are not allowed? If it’s not accepting permanently, what is the ...
• 25
48 views

### What are some sites for homework questions? [duplicate]

I am finding this site isn’t of any use to me. Are there some sites for homework questions where I can post my questions, mostly problem solving ones?
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100 views

### Why are people working on this site when not paid anything?

When this site is not giving practically any benefit of money, job or career to members, why are people working here? Mostly jumping to close a question or block a user. Many a times the answers given ...
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325 views

### How is this question "about engineering"?

Why was this question Why is the ground warm during winter and vice-versa? deemed to be "about engineering" and closed, when the OP clearly stated he was not asking about how to employ the ...
• 385
176 views

### How can I ask a question on Stack Exchange about a poorly conceptualized physical phenomenon to avoid being closed by a moderator?

Questions that are not clearly described are quickly closed down by a moderator, who are almost unlikely to help the asker clarify their confusion by asking suggestive questions such as "do you ...
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74 views

### Is it worth adding a button for migrating for History of Science and Mathematics in the close reasons?

With some frequency I stumble across posts that, while interesting, are asking something about the History of Physics rather than Physics itself. As a consequence, with the same frequency I find ...
• 10.5k
64 views

### Could book recommendations for non-equilibrium statistical mechanics be reopened?

I was looking for books on non equilibrium statistical mechanics and found the question severely lacking in good answers. Also the reason for closing it was a "duplicate" question about ...
• 831
110 views

### Should I flag non-CW resource recommendation posts for moderator attention?

As far as I know, the current site policy we have is that resource recommendation questions should be community-wiki. Also, as far as I know, only moderators can make other people's questions ...
• 10.5k
1 vote
114 views

### How can I make this closed question address the general problem with the computation?

I tried to ask a 'homework'-like question and I ran into a problem with the style of it because I have never seen a question like that. The general problem was that I didn't know how to express an ...
• 593
131 views

Referring to the question here: What does $|λ,μ\rangle$ mean in Dirac notation? Recently I've noticed a lot of questions closed or downvoted when the answer is obvious to someone who already knows the ...
• 4,957
1 vote
98 views

This question is different from Do we want accepted answers to be pinned to the top?. I read the accepted answer to Why do ice cubes come out easier from top trays?. I understand what it's saying. I ...
• 1,564
144 views

### Why was q721019 closed?

If you know what Poiseuille's equation is then Physiology question about velocity and radius is perfectly clear and a straightforward answer solves the questioner's conceptual difficulty. Yet the ...
• 36.6k
1 vote
63 views

### What are the rules for closing a question? [duplicate]

This question was closed by three users, none a moderator. I thought (from observation) that five were needed, or a moderator? What are the rules?
• 224k
86 views

### How can I ask this question without it being closed?

Today I asked this question and it was almost immediately closed, so I edited trying to make it more focused, but it still remained closed. The question is about the mathematical background needed to ...
• 699
59 views

### If I set bounties do I lose privileges?

When I set a bounty, I lose my reputation to someone else. But If I lose my reputation because of a bounty, will it be the same as losing reputation because of downvotes, bad questions etc. I mean ...
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69 views

### Who has the power to delete comments?

Today I commented to this question because it had "particle" in the tags, which I edited out and left a comment to that effect. Of course the revised final does not have "particle" ...
• 224k
1 vote
44 views

Hello I recently was reading this question and the top answer had this line “Remember that you cannot do classical thermodynamics without equilibrium anyway.” I want an explanation of this line. The ...
123 views

### Is there a YouTube channel for Stack Exchange?

Does anyone have any thoughts on opening a YouTube channel for Stack Exchange physics? This would be to better the quality of science education on YouTube. If a transcript were included, that could ...
283 views

### Are there any advanced undergraduate study chat rooms on Physics Stack Exchange?

Edit: per rob's comment, I've started a Physics Chat room for this purpose here: https://chat.stackexchange.com/rooms/137879/binomials! I am an undergraduate physics major. To clarify, I am not ...
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95 views

I know there are already policies, but I'm asking specifically about the situation I'm providing here. I asked this question: How can quantum tunneling happen conceptually? and there were a lot of ...
1 vote
55 views

### Is critique of mainstream interpretation of experimental results allowed? [duplicate]

As we all know, scientific data must be gathered, processed and interpreted. Now, there is a somewhat old Nature article reporting on an experiment conducted by the authors, actually a replication of ...
342 views

### Discouraging serial editors

Is there a way to throttle serial editors who insert minor corrections, unnecessary links and make other similar trivial edits to posts with the sole purpose of farming reputation by editing? —————————...
• 39.9k
1 vote
67 views

### Question closed due to homework policy?

My post Is there a steady state for two conductors at different temperatures connected to a battery? was closed under homework policy. Nevertheless it is clear that is not a homework. How do I reopen ...
• 3,318
205 views

### New bioacoustics SE site may be of interest to you

The Bioacoustics Stack Exchange has reached the Beta stage and is LIVE! It is also in a critical stage, and we need your help to keep it alive. Bioacoustics uses methods from physics, signal ...
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266 views

### Comments on declined flags: thank you mods

I noticed over the last few months that some moderators add short comments when flags are declined. This is a very good initiative as it often provides context on the thinking of the mods in taking ...
• 39.9k
114 views

### Searching for a recent question: Why do we see distinct objects?

Could someone help me find the post of the person who wondered why, with all the light rays bouncing off of multiple objects and crossing in complex ways, do we see distinct objects instead of a light ...
115 views

### Why do equations display weirdly on my computer?

When I open a link on Stack Exchange, the math equations just can't show correctly. How do I fix it? (I've tried reinstalling Chrome, but it wouldn't work. But things go well in the Edge browser.) For ...
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51 views

### Further clarification needed on someone else's question

I was trying to understand the Doppler effect across different mediums on the SE site and came across the question Doppler Effect and change in medium. Though it's a homework question, I was ...
• 113
433 views

### Testing 3-vote close and reopen

After discussion about this was started two and a half years ago, I'm here to share that I'm enabling a test of three-vote close on Physics today. Firstly, I'd like to thank you for your patience. ...
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49 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 ...
• 1,484
88 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 ...
• 114k
75 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 ...
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1 vote
78 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? ...
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1 vote
91 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 ...
• 1,307
71 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 ...
1 vote
197 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. "...
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173 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 ...
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108 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 ...
• 17.2k
1 vote
92 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. ...
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132 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 ...
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341 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 ...
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116 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 ...
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180 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 ...
• 25.7k
87 views

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 $c$?