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What's the formula that relates the dimensions of the tanks, the water levels and the pipes to the time it takes...
Asked on 03/03/2021 by Karim Wassef
2 answerSuppose we "Keep" a particle on a circular, rotating turn-table, rotating with constant angular velocity $dot{theta}$, (i.e, the at $t=0$,when the particle makes contact with the table, the...
Asked on 03/03/2021
1 answerAs shown in the photograph below, when water comes out of a pipe (located on the surface of the earth) it travels downwards in an arc. ...
Asked on 03/03/2021
3 answerI am working with some polymers that behave like semiconductors when they are plugged into the current. I am calculating the mobility of these polymers and I need the value...
Asked on 03/03/2021 by Abdel Ruvalcaba
1 answerIn electrostatic electric field in a system is always irrotational ∇×E=0. And divergence of electric field is non zero ∇.E=ρ/ε but in some cases divergence...
Asked on 03/03/2021
2 answerTo get a collection of left-circularly polarised photons, do we put a condition on the 4-potential $A_mu$? Or is it a condition on the wavefunction $Psi[A]$ to say...
Asked on 03/03/2021
0 answer$(1+1)$-Dim free compact boson, Lagrangian is$$mathcal{L}= frac{1}{2}(partial_muphi(sigma,t))^2$$with $phi(x,t)simphi(x,t)+2pi r$ and periodic boundary condition along $x$, i.e. $phi(sigma,t)= phi(sigma+beta, t)$. Equation of motion is...
Asked on 03/03/2021 by maplemaple
1 answerBlundell and Blundell writes$$frac{mathrm{d} p}{mathrm{~d} T}=frac{s_{2}-s_{1}}{v_{2}-v_{1}}$$ where $s_1$,$s_2$ are the entropy per particle in phase 1 and 2 and $v_1$,$v_2$ are the...
Asked on 03/03/2021
0 answerQuestion: We need to find, the angular momentum of the assembly, about the Center of mass. As per Kleppner and...
Asked on 03/03/2021 by satan 29
1 answerThe proton decay rate in the standard $SU(5)$ grand unified theory is given by$$Gamma sim left(frac{g^2}{M_x^2}right)^2 m_p^5 =frac{g^4}{M_x^4}m_p^5$$Naively we could push up the bound...
Asked on 03/03/2021
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