User Monopole

121 votes

5 answers

20k views

Toilet paper dilemma

asked Feb 20, 2021 at 19:10

11 votes

5 answers

3k views

How is length contraction on rigid bodies possible in special relativity since definition of rigid body states they are not deformable?

asked Dec 22, 2020 at 3:26

8 votes

0 answers

352 views

Euler-Lagrange equations for chain fountain

asked Feb 3, 2021 at 21:03

8 votes

4 answers

577 views

One-forms in thermodynamics [duplicate]

asked Mar 30, 2021 at 14:04

5 votes

2 answers

334 views

Symmetry factors in two interacting fields

asked Apr 15, 2022 at 12:17

4 votes

1 answer

984 views

Different signatures of the metric in Einstein field equations

asked Apr 29, 2021 at 22:36

4 votes

2 answers

612 views

How does Jupiter have two magnetic South poles and one magnetic North pole? Magnetic tripole?

asked Feb 6, 2021 at 15:26

3 votes

1 answer

409 views

Why is trace of energy-momentum tensor not a good candidate for the source of gravity?

asked Jan 6, 2021 at 12:28

3 votes

0 answers

77 views

Can someone explain why the effective potential should be IR cutoff independent?

asked Feb 10, 2020 at 17:37

3 votes

1 answer

224 views

Perturbation theory on perihelion advance

asked May 27, 2021 at 11:39

2 votes

0 answers

54 views

How does one measure the handedness of quarks considering that they don't exist freely?

asked Jul 14, 2021 at 18:08

2 votes

0 answers

50 views

How do earthquakes of different strengths affect buildings of different heights?

asked May 5, 2021 at 15:18

2 votes

0 answers

141 views

Quark confinement mechanism

asked Feb 12, 2020 at 14:14

2 votes

1 answer

103 views

Chameleon's tongue as a harmonic oscillator

asked Feb 1, 2021 at 22:21

2 votes

2 answers

532 views

Exact propagator - 1PI diagrams

asked Apr 17, 2022 at 12:59

2 votes

0 answers

212 views

Why right-handed neutrino?

asked Aug 20, 2022 at 16:56

2 votes

0 answers

96 views

Path integral - operator formalism and continuum limit

asked Apr 14, 2022 at 16:05

1 vote

1 answer

402 views

Time reversal symmetry on bilinears

asked Jan 14, 2023 at 22:40

1 vote

0 answers

422 views

Riemann, Ricci and Weyl tensors

asked Apr 26, 2021 at 19:05

1 vote

0 answers

153 views

LSZ reduction formula relation

asked Apr 14, 2022 at 14:03

1 vote

0 answers

361 views

Spontaneous Symmetry Breaking / Explicit Symmetry Breaking [closed]

asked Aug 27, 2022 at 13:41

1 vote

1 answer

206 views

$\nu_e \bar{\nu_e} \rightarrow e^- e^+$ confusion

asked Sep 4, 2022 at 10:42

1 vote

2 answers

596 views

Wormholes on Kruskal-Szekeres coordinates

asked Feb 4, 2021 at 19:17

1 vote

1 answer

91 views

How to correct the Schwarzschild metric in the presence of Dyson sphere?

asked Feb 12, 2021 at 11:56

1 vote

1 answer

96 views

Reference frame of non-localized particles?

asked Feb 18, 2021 at 16:51

1 vote

3 answers

513 views

How does the area of moving circle change?

asked Dec 12, 2020 at 19:50

1 vote

1 answer

107 views

Dimensional analysis on absolute magnitude of a star

asked Jan 13, 2021 at 23:11

1 vote

0 answers

243 views

Definition of "particle" in QM and QFT

asked Apr 1, 2021 at 0:38

1 vote

0 answers

56 views

Action for massless particles in GR [duplicate]

asked Mar 20, 2021 at 11:14

1 vote

1 answer

162 views

Lower limit to the distance between two mouths of a wormhole?

asked Mar 25, 2021 at 22:05

Stack Exchange Network

48 Questions

Toilet paper dilemma

How is length contraction on rigid bodies possible in special relativity since definition of rigid body states they are not deformable?

Euler-Lagrange equations for chain fountain

One-forms in thermodynamics [duplicate]

Symmetry factors in two interacting fields

Different signatures of the metric in Einstein field equations

How does Jupiter have two magnetic South poles and one magnetic North pole? Magnetic tripole?

Why is trace of energy-momentum tensor not a good candidate for the source of gravity?

Can someone explain why the effective potential should be IR cutoff independent?

Perturbation theory on perihelion advance

How does one measure the handedness of quarks considering that they don't exist freely?

How do earthquakes of different strengths affect buildings of different heights?

Quark confinement mechanism

Chameleon's tongue as a harmonic oscillator

Exact propagator - 1PI diagrams

Why right-handed neutrino?

Path integral - operator formalism and continuum limit

Time reversal symmetry on bilinears

Riemann, Ricci and Weyl tensors

LSZ reduction formula relation

Spontaneous Symmetry Breaking / Explicit Symmetry Breaking [closed]

$\nu_e \bar{\nu_e} \rightarrow e^- e^+$ confusion

Wormholes on Kruskal-Szekeres coordinates

How to correct the Schwarzschild metric in the presence of Dyson sphere?

Reference frame of non-localized particles?

How does the area of moving circle change?

Dimensional analysis on absolute magnitude of a star

Definition of "particle" in QM and QFT

Action for massless particles in GR [duplicate]

Lower limit to the distance between two mouths of a wormhole?