Physics Questions, Problems & Solutions : TransWikia.com ~ Page 618

Caloric equation of state for the Van der Waals gas

I'm currently trying to reproduce a specific derivation of the caloric equation of state for the Van der Waals gas, which I saw a couple of months ago in a...

Asked on 01/27/2021

1 answer

Is there a classical analogue to purification of quantum states?

I am trying to understand how quantum states are a generalization of probability distributions and have some issues understanding purifications. A mixed quantum state $rho_A$ can always be purified...

Asked on 01/27/2021

2 answer

How does the change in temperature of water in a tube depend on the angle that the tube makes with the gravitational field/the horizontal?

Let's imagine a tube that is open at one end and is filled with water. A constant source of heat is applied to a specific spot somewhere at the middle...

Asked on 01/27/2021 by Alimp777

0 answer

Why does the jet come out perpendicular to the accretion disc?

Why does the jet always come out perpendicular to the plane of the accretion disc around a black hole?...

Asked on 01/27/2021

1 answer

Curvature sign-changing Friedman models

Isotropy and homogeneity of space leads to the spacetime metric of the form$$ds^2=-dt^2+dsigma_k^2,$$where $dsigma_k^2$ is the metric on one of the standard manifolds (the...

Asked on 01/26/2021

1 answer

From where does a grounded conductor gain charge?

Say a conductor is grounded and its potential is $0$. Now if we bring other charges near this conductor, they may cause the conductor to have a certain net...

Asked on 01/26/2021

1 answer

Poisson's equation for conductor with non-uniform conductivity

In my introductions to electromagnetics course we have a computer lab where one of the preliminary question is as follows (my attempt at an answer is below the bold part):...

Asked on 01/26/2021 by Thorbearius

2 answer

Is this inference about Maxwell's 3rd equation correct?

Am I correct in inferring that a changing magnetic field around a loop of wire produces an electric field perpendicular to that changing magnetic field, which itself induces current in...

Asked on 01/26/2021 by flekerzone

1 answer

Cause of change of tea volume during cooling

At work I often drink tea, and i usually fill my cup to the brim with boiling water. When I let it cool though, until it's ready to drink, the...

Asked on 01/26/2021 by Radioo

1 answer

What is the origin of buoyant force exerted by fluids?

How does the buoyant force come into action all of a sudden when an object is immersed in a fluid?...

Asked on 01/26/2021 by Abin

2 answer

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