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I used to think that Hooke's law was a relationship between how much a bar under uniaxial loading deformed and the internal force (per unit area) that developed within that...
Asked on 08/04/2021
3 answerIf we make an object moving faster and faster in 1 direction no black hole will not be produced. We can always find a frame in which the mass is...
Asked on 08/04/2021
0 answerI am supposed to answer this question in terms of the Zeroth and First Law of Thermodynamics. So, I wrote this: “If heat is supplied to a system, the system...
Asked on 08/04/2021 by Yashfinul Haque
2 answerBeginning with the Schrödinger equation for $N$ particles in one dimension interacting via a $delta$-function potential $$left(-sum_{i=1}^{N}frac{partial^2}{partial x_i^2}+2csum_{<i,j>}delta(x_i-x_j)right)psi=Epsi$$ Why the boundary condition equivalent to the $delta$...
Asked on 08/04/2021 by pring
1 answerAn external resistance $R$ is connected to a cell of internal resistance $r$, then the current is maximum when:a). $R<r$ b). $R=r$ c)....
Asked on 08/04/2021
0 answerI was wondering if I start with two qubits in the state $$|00rangle$$ If it's possible to apply gates to get it to the state $$frac{|01rangle + |10rangle}{sqrt{2}}$$...
Asked on 08/04/2021 by Dk65
2 answerRobert Boyle in 1660 conducted experiments where he pumped air out of a vessel with a swinging pendulum. He discovered that the damping rate of the pendulum is independent of...
Asked on 08/04/2021 by emir sezik
0 answerConsider the Penrose Diagram of Collapsing Gravitational matter : Any radial light ray (say P) originating from $mathscr{I}^{-}$ is bound to end up in the...
Asked on 08/04/2021
2 answerWe know that the electric field inside a conductor is zero, but in my book, according to Gauss' law,the electric field inside a solid sphere (it's not mentioned if...
Asked on 08/04/2021
0 answerThe energy spectrum for the above, subject to the periodic boundary conditions such that the eigenfunctions are have a period of $L$, is given by$$E_n = E_0n^2,...
Asked on 08/04/2021
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