thermodynamics - Small $N$ ideal gas entropy and extensive …
Oct 9, 2020 · The answer is given in the third remark at the end of Section 3 of my paper "Demonstration and resolution of the Gibbs paradox of the first kind" Eur. J. Phys. 35 (2014) …
How large is large $N$? - Physics Stack Exchange
Mar 8, 2021 · $\begingroup$ We don't know how to solve SU(n) QCD neither for finite n, nor in the infinite limit, so we cannot say how good large-n is for n=5. We don't know what either of those …
Notation of small $n$ in the production of muons in cosmic rays
Jan 10, 2024 · Stack Exchange Network. Stack Exchange network consists of 183 Q&A communities including Stack Overflow, the largest, most trusted online community for …
error analysis - How large does $N$ need to be for statistical ...
Jan 20, 2022 · The quality of an approximation being "good" is not binary. There is no point at which an approximation switches from being good to being bad.
quantum mechanics - Why does small angle approximation work …
Sep 5, 2020 · Whereas for Young's fringes the angles are small enough to use the approximation, $$\sin \theta \approx \theta \approx \tan \theta=\frac xL,$$ for the grating the angles are too …
notation - Difference between $\Delta$, $d$ and $\delta$ - Physics ...
The symbol $\Delta$ refers to a finite variation or change of a quantity – by finite, I mean one that is not infinitely small. The symbols $\mathrm{d}$ and $\delta$ refer to infinitesimal variations of …
Magnetic field due to a coil of N turns and a solenoid
Sep 3, 2017 · Stack Exchange Network. Stack Exchange network consists of 183 Q&A communities including Stack Overflow, the largest, most trusted online community for …
Refraction of light through a slab of variable refractive index
Mar 1, 2024 · (D) The deflection angle depends only on (𝑛 2 − 𝑛 1) and not on the individual values of 𝑛 1 and 𝑛 2. As per the official answer key correct answer is 2 and 4, but I am unable to …
What does an integral symbol with a circle mean?
Dec 31, 2015 · It's an integral over a closed line (e.g. a circle), see line integral.. In particular, it is used in complex analysis for contour integrals (i.e closed lines on a complex plane), see e.g. …
Does light change phase on refraction? - Physics Stack Exchange
Dec 5, 2014 · Whenever light (or any wave in general) goes from one medium to another, some of the energy of the wave is 'reflected' back through the first medium (at the same angle as the …