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Full disclosure: I am a total novice when it comes to physics apart from being very curious and basic physics classes at school level. (Long long ago). Using 16mm diameter...
Asked on 01/02/2021 by Louis van Tonder
2 answerI know that when I use a ruler to measure the length of a table, an uncertainty will be the finite width of the ruler's markings. What about when...
Asked on 01/01/2021 by user47548
4 answerI've been looking around for a way to calculate the humidity ratio by the partial vapor pressure and the atmospheric pressure of the environment. I found a procedure for such...
Asked on 01/01/2021 by kb4145
1 answerIs the De Broglie wavelength of a quantum entity same as the wavelength of its wave function?If yes, why? If no, why? If it is true only under certain...
Asked on 01/01/2021
2 answerPerhaps because it is so simple, I have not seen a lagrangian form of the transport equation$$(partial_t + a partial_x)q = 0.$$This equation is first order, which...
Asked on 01/01/2021 by Wapiti
3 answerI have a differential equation: $$ddot{omega}+2kdot{omega}+2k^2{omega}-2{omega}^3=0$$As I understand it's a Duffing equation, but I can't find the first integral. How can I do it? I...
Asked on 01/01/2021 by GIFT
1 answerAn answer to the question When is the Hamiltonian of a system not equal to its total energy? is:In an ideal, holonomic and monogenic system (the usual one in...
Asked on 01/01/2021 by pasaba por aqui
1 answerI have a question that I believe is relatively easy to answer, I am working on an $N$-body simulation of a fictional star system and am having trouble finding the...
Asked on 01/01/2021 by user3684950
1 answerI was reading an article that Japan is experimenting with wooden chassis for satellites so that they can keep the trash minimal. I was wondering if it was possible to...
Asked on 01/01/2021 by pszent
1 answerIn spectroscopy techniques, such as infrared spectroscopy, light of a certain wavelength is absorbed. I see parallels to the concept of heat capacity, i.e. the heat necessary to change the...
Asked on 01/01/2021 by user2751339
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