User Lightcone

8 votes

What is the magnetic quantum number for $p_x$, $p_y$, $p_z$?

answered Nov 2, 2021 at 0:07

6 votes

Free vs bound vectors and torque

answered Jun 18, 2018 at 14:42

6 votes

Is this case a failure of Stokes' theorem?

answered Nov 1, 2021 at 11:36

3 votes

Reconciling different expressions for Riemann curvature tensor

answered Feb 10, 2023 at 19:51

1 vote

Why does the following formula stands for photon number conservation?

answered Jul 1, 2023 at 11:22

1 vote

The spin of a field

answered Dec 3, 2021 at 23:35

1 vote

Accepted

What anticommutes in the two-component formalism for spinors?

answered Feb 8, 2022 at 17:49

1 vote

Accepted

Does the complex version of Hamilton's equations have any connection with the Schrodinger's equation?

answered Nov 1, 2021 at 11:09

1 vote

Can image method (method of image charges) of electrostatics be used for curved surface?

answered Jun 18, 2018 at 16:41

1 vote

Accepted

Electromagnetic wave in a coaxial transmission line

answered May 4, 2021 at 14:35

1 vote

If the displacement of an object is not differentiable at some point, say $x(t)=t\sin(1/t)$ at $t=0$, how is its instant $v$ defined?

answered May 6, 2021 at 16:33

0 votes

Null geodesic correct Lagrangian

answered May 6, 2021 at 17:29

0 votes

How do we prove that the 4-current $j^\mu$ transforms like $x^\mu$ under Lorentz transformation?

answered Jun 16, 2018 at 14:49

0 votes

Accepted

Translation Ward Identity

answered Nov 1, 2021 at 23:42

0 votes

Lie derivatives and the tetrad formalism

answered Aug 24, 2022 at 10:05

0 votes

What is the impulse equation in $n$ spatial dimensions?

answered Nov 12, 2021 at 5:47

0 votes

Scalar potential from electric field

answered Nov 12, 2021 at 6:53

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17 Answers

What is the magnetic quantum number for $p_x$, $p_y$, $p_z$?

Free vs bound vectors and torque

Is this case a failure of Stokes' theorem?

Reconciling different expressions for Riemann curvature tensor

Why does the following formula stands for photon number conservation?

The spin of a field

What anticommutes in the two-component formalism for spinors?

Does the complex version of Hamilton's equations have any connection with the Schrodinger's equation?

Can image method (method of image charges) of electrostatics be used for curved surface?

Electromagnetic wave in a coaxial transmission line

If the displacement of an object is not differentiable at some point, say $x(t)=t\sin(1/t)$ at $t=0$, how is its instant $v$ defined?

Null geodesic correct Lagrangian

How do we prove that the 4-current $j^\mu$ transforms like $x^\mu$ under Lorentz transformation?

Translation Ward Identity

Lie derivatives and the tetrad formalism

What is the impulse equation in $n$ spatial dimensions?

Scalar potential from electric field