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Electric flux out of a closed surface depends only on the charge enclosed. So, intuitively, the number of flux lines crossing unit area is constant regardless of the material. However,...
Asked on 03/02/2021 by Sreehari S
1 answerPretend that we are in space and that gravitational attraction is negligible. Now, imagine that there are two disks that are exactly the same. However, on the first disk, a...
Asked on 03/02/2021
3 answerConsider the process of condensation of vapor on falling subcooled droplet in the stagnant saturated vapor (neglect the vapor drag on droplet). What can be said about the relation between...
Asked on 03/02/2021 by Ghartal
0 answerSuppose there is a wall at $x=0$ and a particle undergoing brownian motion (in $1D$) to the left of it can not cross the wall. The Green's...
Asked on 03/02/2021 by kg2015
1 answerI tried to calculate the time-like geodesics of the Morris-Thorne Wormhole $[1]$, $[2]$, $[3]$ for redshift function $Phi(r) = 0$ and $b(r) = sqrt{r_{0} r}$....
Asked on 03/02/2021 by M.N.Raia
0 answerA heat reservoir (Figure above) is a constant temperature heat source or sink. Because the temperature is uniform, there is no...
Asked on 03/02/2021 by Kashmiri
1 answerThis is a worked example on a book I am reading (Fundamentals of fluid Mechanics). They calculate the shearing stress in the top layer, bottom layer and middle layer. The...
Asked on 03/02/2021
1 answerIt is said that Coulomb's 'inverse-square' law (and Gauss's Law) are empirical facts. I'm wondering how do we know that Coulomb's law is inverse-square, and what are the possible consequences...
Asked on 03/02/2021
1 answer$$ ( P + frac{n^2 a}{V^2})(V-nb) =nRT$$ is the van der Waals equation of state and, $$ PV=nRT$$ is the ideal gas law. Similar to how I asked...
Asked on 03/02/2021
0 answerIf I connect a circuit with charged capacitor that has charge $q$ to an uncharged capacitor and resistor, how would I set up a differential equation that can be...
Asked on 03/02/2021 by physicsaficionado
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