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I have a question regarding errors which has always stumped me. It's what error should be quoted on a measurement. Let's say I have a very simple situation with a...
Asked on 06/21/2021 by Harry Spratt
1 answerIn Quantum Mechanics 2nd edition by Griffiths, he says we can get Maxwell-Boltzmann distribution as we deal with distinguishable particles. And I think ideal gas follows MB distribution; therefore, I...
Asked on 06/21/2021 by Harry Shieh
0 answerWe want to properly define the concept of entropy using the Boltzmann's Definition of it. But there is a big problem: the coarse graining...
Asked on 06/21/2021
0 answerConsider a many-body Green function in terms of localized orbitals, $G_{mu nu}(omega).$ The underlying hamiltonian is something like (I will write it with a great generality and omitting spin,...
Asked on 06/21/2021
0 answerI am having a little trouble to understand how do we find the time component of the four velocity of a particle in a Schwarzschild metric space, in its rest...
Asked on 06/21/2021
0 answerI tried to find the whole connections between the thermodynamics potentials without any success,the main potentials $U,F,G,H$ and the relations between them (derivatives), for an example what is...
Asked on 06/21/2021 by Aren Kakoly
1 answerWhat is the difference between coherent and elastic scattering? Maybe the elastic scattering implies that there is no loss of energy, whereas the coherent scattering implies that the wavelength of...
Asked on 06/21/2021
3 answerI could not understand why we can't use Gauss's Law to find the Electric Field of a finite charged sheet?...
Asked on 06/21/2021 by Majd Ramadan
1 answerAccording to An Introduction to Modern Astrophysics, there is a sentence in the book that describes a white dwarf at...
Asked on 06/21/2021
0 answerI am in class $9^{th}$, I'm reading my physics book in which it is written that: $$mathrm{Relative Density} = frac{mathrm{Weight of solid in air}}{mathrm{Loss of weight of solid in water}}$$...
Asked on 06/20/2021 by mnulb
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