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There are a couple of arguments on how the electric field inside a conductor is zero. Some of them appear to me to be unreasonable; I will explain. Let's consider...
Asked on 08/08/2021 by silver_souls
5 answerI have searched for the computation of the AU. The two best websites I found about it werehttps://sunearthday.nasa.gov/2012/articles/ttt_75.phpHow did Halley calculate the distance to the Sun...
Asked on 08/08/2021 by Brasil
1 answerIf I consider A and B to be two points and charge q is placed inside the cavity ( kindly...
Asked on 08/08/2021
1 answerhere (page 11) the following statement is written about the curl of the electric field in a TEM wave on a transmission line (⊥ indicates the component...
Asked on 08/08/2021
1 answerOn page. 139 of Carroll's GR book, during the discussion of Killing vectors, he quotes an explicit coordinate basis representation for the Killing vectors on $S^2$: begin{array}{l}R=partial_{phi}...
Asked on 08/08/2021 by sylow1
3 answerThis isn't a question of how a wing works -- vortex flow, Bernoulli's principle, all of that jazz. Instead, it's a question of why we need a wing at all....
Asked on 08/08/2021 by yshavit
16 answerLiquid flows in a pipe when a pressure difference is applied on the ends. But can a liquid flow even if there is no pressure difference?Like in case the...
Asked on 08/08/2021 by Saptadip
2 answerI'm reading a Calculus textbook and it says:If we are pumping air into a balloon, both the volume and the radiusof the balloon are increasing and their rates of...
Asked on 08/08/2021
2 answerI have followed two courses on QFT, which both involved renormalization by dimensional regularization. My confusion is that one of the professors claimed that dimensional regularization can only be used...
Asked on 08/08/2021
1 answerI stumbled upon an interesting phenomenon where the conducting shell can bear up to a certain limit of electric field before tearing apart. Actually it is like a uncharged metallic...
Asked on 08/08/2021
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