Questions tagged [discussion]

The question you're asking is designed to solicit opinions or best-practices on a particular topic, with the goal of reaching community consensus.

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Textbook questions

There seems to be quite a lot of questions that demand for textbook answers. These are technically not homework questions - i.e., they are not asking for solutions to problems - but grounded in not ...
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-11 votes
1 answer
101 views

Temporal coincidences of negative votes

Is it possible that a user after just a few minutes that I have been logged on Physics.SE contextually receives a negative vote? Is it possible that a user who has a high number of reputation can have ...
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  • 2,226
-3 votes
2 answers
104 views

What Limiting Standards should be applied to a Speculative Idea?

What kind of criteria would make a speculative question of sorts a well-founded question? A possible rough draft would be: Clearly display some honest work on the question Question overlapping ...
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  • 1,558
3 votes
1 answer
201 views

Is it okay to get into a long to and fro discussion in the comments?

Is it okay to get into a long to and fro discussion in the comments, with the user asking the question? If that is not okay, then where can we discuss? I have seen some comment threads are imported ...
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  • 4,368
10 votes
6 answers
289 views

Why is an answer sometimes given in the comments?

After answering this question I noticed this comment that says pretty much the same thing I said. Should I delete my answer because the comment was posted first? Should the commentator have written ...
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-2 votes
2 answers
114 views

Shall we switch the titles of these two questions that are duplicates of each other?

I tried to change the title of this question: QM without complex numbers, to "Quantum mechanics without complex numbers" which I think is more descriptive (I mean the definition of QM might ...
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9 votes
1 answer
589 views

Should we have a one-way speed of light tag?

We have numerous questions on the site about the speed of light, and we have the speed-of-light tag for them. However, since the end of October 2020, when the video Why The Speed Of Light* Can't Be ...
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  • 9,675
5 votes
1 answer
133 views

How to Answer homework-like questions?

Is it a bad way to hint at the solution and, ask them to do what they understood and edit the original question to include their steps, and then they follow it up pointing out the mistakes and ...
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2 votes
3 answers
196 views

A downvoted question vs. a very well-received duplicate version of the same question!

Some months ago I asked a question entitled The "Satellite Paradox": Twin paradox in orbiting satellites, and a duplicate version entitled Special Relativity in Free Fall has recently ...
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18 votes
4 answers
661 views

Bounty on "entrance exam" question

On the question Why is the center of a torch beam visible even through an opaque body like my finger?, the OP started a bounty stating I really need this material to answer my entrance examination ...
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10 votes
1 answer
248 views

How should one ask a physics question about an engineered artifact?

My question was closed as being off-topic: humidity - Why do fireproof safes "capture and hold in moisture"? - Physics Stack Exchange But I'm struggling to think of why this isn't an ...
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-2 votes
4 answers
124 views

Someone other than the OP adding "homework-and-exercises' tag to a question, and then the question gets closed as a homework-type-question?

On this question by Kashmiri, here, it was originally posted without the "homework-and-exercises" tag. And if you look at the question itself, nothing about it seems homework-type. Later the ...
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5 votes
1 answer
110 views

Choosing a Close Reason

What close reason should I choose for a question like this?
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17 votes
1 answer
350 views

How to promote “hidden gems”

Upvote mechanism does not always work on this site. I often see great answers with zero votes that are unaccepted. This is what tends happens: Spend significant amount of time adding an answer In ...
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  • 3,106
-1 votes
2 answers
81 views

Why aren't "duplicate" questions allowed?

It implies that some random answer from the past is the definitive answer. And we all know that questions can be answered many different ways. And the duplicate question usually isn't an exact ...
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29 votes
1 answer
432 views

The $F=ma$ competition was February 18th, 2021

The $F=ma$ competition is the largest physics competition in the United States, and took place online the afternoon after this Meta question first appeared. It is a multiple choice exam with tricky ...
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3 votes
1 answer
82 views

Specific tag to add for my questions

With this question I would like to know what specific tag I can include in my questions on Physics.SE since most of them are about clarifications or curiosities or doubts that I encounter for my ...
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  • 2,226
8 votes
1 answer
229 views

Why was this question on fiber switches closed?

Yesterday the question How do non-mechanical solid-state optical switches work? was closed as off-topic. I don't quite understand why, as questions about physics lab equipment are considered on-topic. ...
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  • 2,604
10 votes
1 answer
333 views

What is the mechanism for questions to go viral?

I have noticed that while most questions get a few views or a few hundred, some rack up, over time, hundreds of thousands. I understand how this sort of thing happens on social media, where "...
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-1 votes
3 answers
166 views

Are some questions closed "too fast", and is it a problem?

I bring as an example this question, that has been closed after ~12 hours: What exactly are electrons if they exist in orbitals without real boundaries? The OP seems to be someone that does not use ...
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19 votes
1 answer
187 views

Would the braket extension in MathJax v3 be appropriate and useful for this site?

Since our math editor is currently on the news, here's one aspect worth considering. One thing that's been pointed out on the Meta.MathOverflow threads (here and here) is that v3 of MathJax has been ...
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-6 votes
1 answer
89 views

Why was this circuits question closed?

See: Find the Thevenin's Voltage The question asker seems a little forward, but there is a deeper question he asks if you read his entire submission, an answer to which would be very typical of SE....
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  • 369
1 vote
1 answer
84 views

My question is "engineering" but

My question: What is the ideal gap between two panes of glass for insulation? According to this: Are engineering questions appropriate for this site? When constructing a product for use in the world, ...
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  • 139
41 votes
1 answer
630 views

The proposed changes to the text editor would break this site

You have probably seen already a link, on the Featured on Meta sidebar, to an announcement of an upcoming upgrade to the text editor on Stack Exchange, Opt-in alpha test for a new Stacks editor. As a ...
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11 votes
1 answer
295 views

Does 'Semiconductor Physics' have a home in Physics SE?

I have seen a number of questions on PN-Junctions, Avalanche Breakdown, Biasing and MOS...etc, that have gone largely untouched; which is understandable, do these types of questions belong here or ...
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2 votes
1 answer
40 views

Should the on-topic list use the term "Design of experiments" instead of "Experimental design"?

The list of topics for this site on https://physics.stackexchange.com/help/on-topic includes this entry: Experimental designs and results Example: What is needed to claim the discovery of the Higgs ...
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2 votes
0 answers
77 views

Why was my resource recommendation question closed for needing more focus?

Books on general properties of matter and fluids. Can anyone please tell why this was closed and down voted? The topic comes under properties of bulk matter, which ...
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11 votes
0 answers
222 views

Are Fermi problems allowed on physics.stackexchange? [duplicate]

I am new to physics.stackexchange.com, but I not new to Stack Exchange per se. I asked a question which I consider a Fermi problem: In physics or engineering education, a Fermi problem [...] is an ...
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  • 115
-2 votes
1 answer
73 views

What constitutes a 'near complete' solution?

My answer (posted below) was deleted from the following question: Calculating mass of unknown object using center of mass. The deleter's comment read, "I'm deleting this in accordance with our ...
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  • 6,288
-7 votes
2 answers
126 views

Please Consider Re-opening This Question

My question at Evidence that Time is a Natural Phenomenon? was closed as a duplicate of What is time, does it flow, and if so what defines its direction? I read the related question and I don't see ...
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  • 87
11 votes
0 answers
228 views

2020: a year in moderation

As we say goodbye to the old year and welcome the new one, we have a tradition of sharing moderation stats for the past 12 months. As most of you here are aware, sites on the Stack Exchange network ...
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  • 101
7 votes
1 answer
428 views

Improvement of a poor question by non-authors

There are already many Q&A related to the improvement of a question by the original author. It is quite obvious and well documented how to proceed to improve the form of a question. However, I did ...
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  • 23.4k
7 votes
0 answers
108 views

Questions posted on both physics.SE and math.SE [duplicate]

If I have a question about something like group-theory, and I would like both a physicist's and a mathematician's perspective on it, can I just post two identical questions on the two sites? Is it ...
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-8 votes
2 answers
132 views

Why is the 'Physics' Stack Exchange site closing some interesting questions?

I came to the main site for searching an interesting question about a possible universe inside atoms. Here is a list of questions: Universe inside atom Does our Universe reside in the smallest ...
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  • 101
0 votes
1 answer
129 views

Is this user a spammer?

A user [link removed] just posted an answer to a question I had bountied. The answer itself is garbled, and it's unclear whether it's a legitimate answer attempt or an attempt at farming reputation ...
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5 votes
1 answer
139 views

Curiosity about 'total reputation' and 'reputation change' table

This is a mere curiosity, but I looked at the reputation tables and saw the following: Are these mere coincidences? E.g. the total number of users with 5,000+ reputation is exactly the same as the ...
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  • 22.7k
1 vote
0 answers
40 views

Effects of check-marking the Community Wiki box [duplicate]

I've done some additions to a PSE question Is the Universe Past-Eternal? whose own author doesn't seem to be very active on the site recently, and hasn't accepted any answer (-I believe mine remains ...
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2 votes
1 answer
115 views

We can see downvotes on answers by seeing the reputation of a user

If I downvote an answer there is a -1 reputation change. Even though, downvotes and upvotes are supposed to be anonymous. There is a slight chance that user might visit my profile and can see my -1 ...
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  • 1,163
-2 votes
2 answers
365 views

Deleting answers due to the Homework policy is not beneficial

The homework policy doesn't seems like a counter-productive policy on Stack Exchange. I understand Stack Exchange policing their questions, but policing removing answers to "homework like ...
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  • 381
15 votes
2 answers
493 views

Is the Stack Exchange reputation point system discouraging?

How should I feel about the Stack Exchange reputation point system? I am new to the Physics Stack Exchange site as a contributor. I try to answer questions that I am sure that I know the answer of. I ...
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  • 1,104
8 votes
2 answers
168 views

What should I do when a question is made duplicate to a not really relevant other question?

This question How can photons destructively interfere?, definitely and clearly a question about photons, was made duplicate to a general waves question: What happens to the energy when waves perfectly ...
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  • 221k
-3 votes
1 answer
76 views

Can we set the record straight on this optics question?

This popular question Why can't the human eye focus to make blurry photos/video clear? has unfortunately been overrun by incorrect answers and comments. I'm seeking to draw attention to this in the ...
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  • 3,422
-7 votes
1 answer
115 views

Imagination-based questions [closed]

Why doesn’t Physics SE accept imagination-based theory, man? It just makes a person feel so bad when he asked an imagination-based question and it just get closed by higher members (like Qmechanic). ...
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2 votes
2 answers
142 views

Why would someone think this question NOT mainstream physics?

I've asked a question that's mostly about optics with a little touch of thermodynamics to it: Can you use an invisibility shield to insulate from infrared radiation? But I'm getting 2 close votes to ...
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5 votes
1 answer
87 views

What should be done with questions tagged [resource-recommendations] that are not actually asking for recommendations?

Continuing on from this discussion: Why was this answer made community wiki? — about a question that had the resource-recommendations tag. As pointed out in Emilio Pisanty's answer, the main ...
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3 votes
3 answers
216 views

Why was this answer made community wiki?

This accepted answer I wrote a few hours ago was changed to a community wiki: Dynamics and radiation part of Jackson's book - reading advice I realize the original question was not a particularly ...
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  • 12.5k
14 votes
3 answers
336 views

What happened with the experiment to lower the vote-to-close threshold?

In December 2019, the moderator team posted the question Should we test lowering the vote to close and reopen threshold?, which was positively received, and there was a clear agreement and intention ...
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2 votes
1 answer
44 views

Can I answer resource recommendation questions by answer them directly?

For example, question Q care about problem A and need some material about problem A. Can I answer the question by solving problem A directly?
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  • 475
3 votes
1 answer
79 views

Why are coloured parts of questions removed?

Out of curiosity, after I learnt the use of MathJax if I thought it necessary (obviously may be not for others), I used the colour code to mark any point of my question, but some users suggest edits ...
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  • 558
6 votes
1 answer
103 views

Network-wide feature request to support TeX in tables

Many of us here frequently use MathJax, whether for this site or another site on the SE Network. Recently SE added support for tables, but ignored the needs of the TeX community, who wish to be able ...
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