Find answers to your questions about Physics or help others by answering their Physics questions.
When I was driving I made an observation depending on two conditions Condition 1: If my eyes are in sunlight but just in front of me there is shade of...
Asked on 01/29/2021 by murmansk
0 answerDISCLAIMER: Newbie/Wannabe Physicist. What's to stop us from making a "Gravity Mill" which is a bar/rod attached with weights on both ends and pivoted at the centre with a fulcrum?...
Asked on 01/29/2021 by prgSRR
1 answerHow much thermal radiation does a given volume of gas emit? Does it go according to Stefan-Boltzmann law, i.e. as $P=Avarepsilon sigma T^4$, with $A$ as the cross-sectional area, $varepsilon$...
Asked on 01/28/2021 by Amateur
3 answerThis question comes from my consideration of the superposition of coherent states such as $(|alpharangle+|0rangle)/sqrt{N}$. I know the annihilation operator has $hat{a}|alpharangle=alpha|alpharangle$, which can be realized by single-photon...
Asked on 01/28/2021 by YechaoLiu
1 answerI have been studying the BCS theory of superconductivity recently. I have three solid state texts that approach the Reduced Hamiltonian in three different ways: Ziman, Principles of the...
Asked on 01/28/2021
0 answerMy last question, but also the most important one How to calculate the derivative of the angular momentum vector?$$ dvec L = d(hat I vec omega)$$I'm especially...
Asked on 01/28/2021 by Sylwester L
0 answerI have read that Bragg's spectrometer is used to study crystals using X rays. It is also used to determine the wavelength of X-rays . My question is that can...
Asked on 01/28/2021 by Ami
0 answerIt is found that all knowngases cool slightly on undergoing a free expansion. This is consistent with thekinetic theory idea that temperature is associated with the kinetic energy...
Asked on 01/28/2021
2 answerWhat precisely and mathematically does it mean to have $W$ bosons carry electric charges?We know from Wikipedia that experiments say that $W$ bosons carry electric charges:$W^pm$...
Asked on 01/28/2021
0 answerThis answer to a question about why Newtonian kinetic energy is quadratic in velocity shows that if an inelastic collision's KE loss is invariant under Newtonian boosts it has...
Asked on 01/28/2021 by J.G.
1 answerGet help from others!
Recent Answers
Recent Questions
© 2024 TransWikia.com. All rights reserved. Sites we Love: PCI Database, UKBizDB, Menu Kuliner, Sharing RPP