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Let's assume an electrically conductive object made of metal is static and does not move. Then let's apply an outer electric field. Clearly, a constant DC field would not induce...
Asked on 01/09/2021
1 answerHow can I tell how many solutions I will have for an electronic Schrödinger equation ?For example, solving it for the hydrogen atom we get infinitely many solutions ...
Asked on 01/09/2021
1 answerI have the gain plots of a transmitting and receiving monopole antenna as shown in the image below. The axis of both antennas are coincident thus using the Friis Transmission...
Asked on 01/09/2021 by AAAAA
0 answerIn the image below, rays of light are hitting the GRIN (Gradient-index) lens at the optical angle and then converge towards the optical axis. Why do they do this? The...
Asked on 01/09/2021 by Rob Weiss
2 answerIn the books,it is stated that the energy of a gas system is purely Kinetic for an ideal monoatomic gas. Why are energies such as nuclear energy not mentioned here?...
Asked on 01/09/2021
3 answerI am looking for a site that publishing riddles and problems such as Project Eulerpublishes problems in computer science. Is there any similar site that is hardcore...
Asked on 01/09/2021
4 answerI will consider $textbf{spacetime}$ as $(M,eta)$ where $M$ is a four dimensional $textbf{manifold}$ and $eta$ the metric which in this coordinates$$begin{align*}...
Asked on 01/09/2021
0 answerSo a random thought crossed my mind, I am not sure if it makes sense at all. I apologize for the very amateur question: is there a name for the...
Asked on 01/09/2021 by Lorem Ipsum1729
0 answerThe potential difference between the copper and zinc plate pulls the electrons in the wire but not the ions in the salt bridge. Why this discrepancy ?? Suppose there was...
Asked on 01/08/2021
0 answerI'm working on a project that requires concentrating air flow into a beam such that it can travel longer distances through an unconstrained medium (i.e. open space, not a hose)....
Asked on 01/08/2021 by Izzo
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