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I found very conflicting answers to this question. My textbook says viscosity is neglected for the derivation but it doesn't say anything about if it will still hold if viscosity...
Asked on 07/08/2021
2 answerAt the end of chapter 6 in Polchinski's String Theory book he says that the $c$ ghost is anti-hermitian. With that information, I tried to show that the action...
Asked on 07/08/2021
0 answerI always see it is conventional (in Landau-Lifshitz for example) to decompose the angular velocity vector to 2 components: axis of symmetry and angular momentum vector, and then define the...
Asked on 07/08/2021
1 answerThe enthalpy of formation of OH* (g) is 37 kJ/mol (atct.anl.gov). What is the value for OH* (aq)?...
Asked on 07/08/2021 by Iustitia
0 answerWe know under time reversal electric field does not change direction. I am doubtful about it. Imagine an electric field parallel to x-axis (in positive x direction) and a charge...
Asked on 07/08/2021 by Paras Koundal
2 answerI'm trying to make sense of how the upper limits of the cross-section of particle dark matter (WIMPs) are computed, like in the figure below. This is taken from ...
Asked on 07/08/2021 by Mussé Redi
2 answerIf air is a bad heat conductor, how does fire heat up a room?Could someone help me, as I really don't get this?...
Asked on 07/08/2021 by Kaira Chunawala
8 answerSo I will call the Poincaré bundle $(FM,pi, M)$ the principal fiber bundle that has the Poincaré group as a structure group, the space of linear frames as total...
Asked on 07/08/2021 by intelligible no
0 answerMy text book is trying to explain the cause of the 2nd law of thermodynamics through statistical mechanics using the distribution of N particles free to move between 2 connected...
Asked on 07/08/2021
0 answerIs it possible that the gravitational singularity actually turns out to be a genuine singularity once we have a true theory of quantum gravity in place. There is a...
Asked on 07/08/2021 by usmans
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