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Ruben Campos Delgado's user avatar
Ruben Campos Delgado's user avatar
Ruben Campos Delgado's user avatar
Ruben Campos Delgado
  • Member for 4 years, 2 months
  • Last seen more than a week ago
17 votes
Accepted

What can go wrong with applying chain rule to angular velocity of circular motion?

6 votes
Accepted

Canonical conjugate momenta of EM Field Lagrangian density

5 votes
Accepted

Hermiticity of a projection operator

3 votes
Accepted

Why Black Hole is maximally chaotic?

3 votes
Accepted

Understanding Feynman Diagrams for the 2-point correlation function and $\phi^3$

3 votes

How does the centrifugal force act upon sound?

3 votes

Newton's Laws of Motion, Pulleys, Rope and tension

3 votes

Definition of invariance of a QM operator under a transformation

2 votes
Accepted

Calculating the amplitude for a free particle to propagate from $\mathbf{x_0}$ to $\mathbf{x}$ in nonrelativistic case

2 votes
Accepted

Trouble in Calculating Force required to pull a chain over an inclined Plane

1 vote

How to correctly integrate when acceleration is time dependent?

1 vote

What does the discovery of pressure of black holes imply for spacetime thermodynamics?

1 vote
Accepted

Derivation of path equation, how to derive $$ r''= - \frac{L^2}{m^2}u^2 \frac{d^2u}{d\theta^2 } $$

1 vote
Accepted

Gravitational potential inside and outside a spherical shell

1 vote

Is conformal transformation a coordinate transformation or not?

1 vote
Accepted

Particle paths - the distance moved by a particle in a velocity field

1 vote

Charge conjugation on spinors: Am I missing a (-1)?

0 votes

How to feel energy so I can imagine it?

0 votes
Accepted

$U(1)$ Local Gauge Invariance: What do $q$ and $\alpha(x)$ mean?

0 votes

Validity of continuity equation $\frac{\partial \rho }{\partial t}+\nabla \cdot \left(\rho \vec{V}\right)=0$

0 votes

Metric in dilatation transformation of massless scalar field

0 votes

What is the pressure inside of a black hole?

0 votes

Reference for Quantum field theory in $S^1 \times R$

0 votes

Scaling dimension and inversions

0 votes
Accepted

Physics 101- About Force

0 votes

How Virasoro constraints imply conformal symmetry?

0 votes

Field transformation under conformal transformation