Physics Questions, Problems & Solutions : TransWikia.com ~ Page 658

Conductor with hollow cavity under external electric field

Say I have a conductor with hollow cavity inside with no charge inside the cavity. Now the conductor is subjected...

Asked on 01/12/2021 by user3001408

1 answer

How to calculate impulse at a particular time instant?

The motion of a particle of mass $m$ is given by $x = 0$ for $t < 0$, $x(t) = A sin 4pi t$ for ...

Asked on 01/12/2021 by InfiniteCool23

1 answer

Dealing with degeneracy in Paschen-Back Effect

Suppose there's a strong external magnetic field applied on a Hydrogen-like atom. The Hamiltonian due to spin-orbit coupling will have much less effect compared to the other Hamiltonians. ...

Asked on 01/12/2021 by user148792

1 answer

Using Helmholtz Free Energy to Calculate Liquid Density

My objective is to find an equation of state (EoS) for density, i.e. density as a function of pressure, temperature and concentration, for aqueous acids, bases and salts. A StackExchange...

Asked on 01/12/2021 by sam o

1 answer

Physical meaning of eigenvalues in the heat equation problem

Let's consider the heat equation on a $Omega subset mathbb{R}^2$ manifold with a boundary $Gamma$, with initial and boundary conditionsbegin{align}dot{u}(mathbf{r}, t) &= Delta u(mathbf{r}, t)quad...

Asked on 01/12/2021 by Jakub Korsak

1 answer

Polar radius and position vector: two-dimensional kinematics for high school students

We consider for example this image, which is a polar graph of a naval unit's on-board instrumentation with vector radius...

Asked on 01/12/2021

2 answer

What is electron precipitation?

I'm completing a dissertation project and the only source which explains what electron precipitation actually is is linked here, from the wikipedia sources. However,...

Asked on 01/12/2021 by ceruwof

1 answer

Why is the magnetic field dot producted in the integral version of Ampere's circuital law?

you know amperes circuital law? Well in that equation there's a dot product between the magnetic field B and a length element dl...why is that? I mean its not like...

Asked on 01/12/2021

2 answer

Does increasing the air density change always has an effect of a partly submerged object in liquid system?

In a system where a cylinder is erect and partly submerged (Floating and in Equilibrium) in water does the density of air change the ratio of the cylinder submerged. A...

Asked on 01/12/2021 by user359455

1 answer

Goldstone bosons in soft limit

There's interesting statement about amplitude of Goldstone bosons: I wanna to understand simple argument for statement of vanishing of amplitudes in the single...

Asked on 01/12/2021

1 answer

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