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My teachers use $B$ for representing magnetic field and the standard textbooks do so as well, but recently, one of my friends said that $B$ is magnetic flux...
Asked on 09/25/2021 by Abhyudit Singh
2 answerI was browsing the Wikipedia page for "Magnometer" and saw the figure that a caesium vapour magnetometer has a sensitivity of $300 rm fT/Hz^{0.5}.$ I understand femtotesla but I...
Asked on 09/25/2021 by Tbw
1 answerThis post concerns the causality of spacetime $mathcal M$. A future set $F$ is defined to be the chronological future of some set $Sin mathcal M$, ie., $F=I^+[S]$. Similiarly,...
Asked on 09/25/2021 by Drake Marquis
1 answerIntro On the topic of dynamical systems associated with 3-dimensional rotation of rigid bodies, you will always encounter singularities in the equations of motion that will produce computational errors at...
Asked on 09/25/2021 by Egeris
2 answerTaking into account the higher spin theories, from which string theory is an effective field theory, I just wondering if there is something to do to extend supersymmetry to any...
Asked on 09/25/2021
1 answerI have read that symmetric potential has even bound ground state, but I don't know how to derive it? The only conclusion I can derive is for even potential I...
Asked on 09/25/2021
1 answerWhat happens to the temperature of water when compressed? Enthalpy $H = U + PV$. $H$ is conserved in a closed system. By which I mean adiabatic...
Asked on 09/25/2021 by Tuntable
2 answerWith increase in cross sectional area the number of atoms with which electrons will collide will also increase in the same proportion. So basically the resistance shouldn't change with increasing...
Asked on 09/25/2021 by Rohit Kumar
4 answerFrom my understanding of spinors, they arise as projective representations of $SO_0(1,3)$ that do not correspond to representations of $SO_0(1,3)$.But still one says here - and...
Asked on 09/25/2021 by iolo
2 answerI'm trying to proof the first Hohenberg-Kohn theorem using the Reductio ad absurdum, but I'm stucked in the last point. First, I know that the eletronic density...
Asked on 09/25/2021 by Vinícius Caetano
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