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Organizer

First retag.

Awarded 1839 times.

Problem on Christoffel symbols and Riemann tensor [closed]

Awarded 2 days ago

VaibhavK

1939 bronze badges

Difference between monopole moment and charge or mass itself?

Awarded Sep 23 at 7:56

LelPop

35 bronze badges

Question on Coulomb force compared to Newton gravity

Awarded Sep 17 at 19:25

Aurelius

997 bronze badges

Why does a shadow of a fork 'dissappear' once submerged? [duplicate]

Awarded Sep 17 at 13:47

jensen paull

6,3112 gold badges10 silver badges25 bronze badges

Mechanics of the "airplane" thrown at angle to the horizon

Awarded Sep 15 at 19:25

Fermion

218 bronze badges

Planet orbits: what's the difference between gravity and centripetal force?

Awarded Sep 15 at 19:25

Eusa

14 bronze badges

How can you determine direction of spin-1/2 states?

Awarded Sep 12 at 16:46

Ken Wharton

1,1885 silver badges10 bronze badges

Gravitomagnetic Field vs Distance

Awarded Sep 11 at 2:27

Hokon

2671 silver badge13 bronze badges

Why does the 'vortex stretching term' not appear in Kelvin Circulation theorem?

Awarded Sep 3 at 7:49

banercat

1991 silver badge8 bronze badges

Lens maker formula and lens formula gives different values of focal length. Where is the problem?

Awarded Aug 31 at 9:35

Avishai Barnoy

1369 bronze badges

(post deleted or otherwise unavailable)

Awarded Aug 26 at 8:27

Govind Prajapat

1096 bronze badges

What is the interplay between radiation and photon creation?

Awarded Aug 19 at 21:18

Tree

437 bronze badges

$\rm Lux$ to $\rm W/m^2$ conversion?

Awarded Aug 14 at 16:57

amin

5772 silver badges10 bronze badges

How fast do $\rm CO_2$ molecules transfer between air and water at equilibrium?

Awarded Aug 12 at 22:06

Matt Hanson

1,4774 silver badges16 bronze badges

(post deleted or otherwise unavailable)

Awarded Aug 6 at 14:37

Nilay Ghosh

1,1353 gold badges19 silver badges34 bronze badges

Confusion on Lorentz Factor for a line charge density

Awarded Jul 30 at 12:35

Mohammad Javanshiry

2,4451 gold badge11 silver badges24 bronze badges

(post deleted or otherwise unavailable)

Awarded Jul 30 at 3:48

DeadAndAliveCat

1012 bronze badges

Relativistic de Broglie wavelength

Awarded Jul 19 at 18:31

rigel

1053 bronze badges

(post deleted or otherwise unavailable)

Awarded Jul 14 at 2:56

NuclearFission

7413 silver badges7 bronze badges

Spinning Wheel subjected to Gravitational Force

Awarded Jul 6 at 15:16

LPZ

8,6411 gold badge4 silver badges22 bronze badges

In physical calculations, is the elimination of higher-order small quantities an approximation or a strict equality in mathematics?

Awarded Jul 5 at 17:27

Mikhail Katz

4365 silver badges13 bronze badges

How did physicists measure which slit the electron went through?

Awarded Jul 4 at 17:45

Kaveh

2071 silver badge10 bronze badges

GENERAL RELATIVITY: gravitational time dilation outside 2 bodies [closed]

Awarded Jul 1 at 15:16

blademan9999

2,7608 silver badges37 bronze badges

Relation between Force and Potential in a relativistic context

Awarded Jun 25 at 18:57

FranDahab

1849 bronze badges

Complex Hamiltonian formalism [duplicate]

Awarded Jun 23 at 12:11

LolloBoldo

1,1071 silver badge18 bronze badges

Current induced by permanent magnet moving along toroid coil

Awarded Jun 16 at 10:40

Starship - On Strike

Young's double slit experiment with two wavelengths of light

Awarded Jun 9 at 14:18

Duke William

5731 silver badge15 bronze badges

(post deleted or otherwise unavailable)

Awarded Jun 9 at 7:10

sanya

855 bronze badges

(post deleted or otherwise unavailable)

Awarded Jun 5 at 10:03

Astrodhan

2134 bronze badges

How do we know that electrons and protons have the same magnitude of charge? [closed]

Awarded Jun 5 at 0:00

Logan J. Fisher

1,7082 silver badges23 bronze badges

Please tell my why the answer is not $R/2$ [closed]

Awarded May 29 at 13:42

hyportnex

17.1k2 gold badges24 silver badges54 bronze badges

Explanation percentage of emissions for $\alpha$ / $\beta$ / $\gamma$ decay

Awarded May 21 at 16:46

Kevin Dietrich

2417 bronze badges

What is the difference between $E$ in Einsteins theory of relativity, and $E_k$ in the equation to work out kinetic energy? [duplicate]

Awarded May 13 at 6:06

naturallyInconsistent

6,98413 silver badges32 bronze badges

What sources can help me find ionization energies for solids?

Awarded May 10 at 16:09

Authentic Melody

63913 bronze badges

Is 'rest mass' same for every observer/perspective? [duplicate]

Awarded May 10 at 13:07

Agnibho Dutta

8361 silver badge16 bronze badges

(post deleted or otherwise unavailable)

Awarded May 9 at 14:47

John Doty

17.6k1 gold badge20 silver badges46 bronze badges

(post deleted or otherwise unavailable)

Awarded May 7 at 19:28

Amit

1,4121 gold badge6 silver badges22 bronze badges

What does this notation mean in a nuclear reaction?

Awarded Apr 29 at 10:56

Pamputt

296 bronze badges

What do you really see on a line of clocks as you pass by them at high speed?

Awarded Apr 21 at 8:32

Matthew Christopher Bartsh

1,6715 silver badges29 bronze badges

What is wrong with decoherence? [closed]

Awarded Apr 21 at 4:57

Adrien Amour

8292 silver badges13 bronze badges

Proof that a constant magnitude of velocity and a constant net force implies that the trajectory is a circle

Awarded Apr 18 at 6:50

Julia

1,6524 gold badges25 silver badges48 bronze badges

Difference between white and yellow light bulbs

Awarded Apr 10 at 11:57

Martin 'Kvík' Baláž

1,0125 silver badges15 bronze badges

(post deleted or otherwise unavailable)

Awarded Apr 9 at 10:18

Naveen V

6201 silver badge14 bronze badges

Functionalizing iron oxide nanoparticles for antimicrobial activity [closed]

Awarded Apr 8 at 15:10

user250478

(post deleted or otherwise unavailable)

Awarded Apr 7 at 18:25

Wintermute

5212 silver badges10 bronze badges

Projectile Motion of Electron [closed]

Awarded Apr 7 at 6:03

Mikayla Eckel Cifrese

2,1529 silver badges32 bronze badges

(post deleted or otherwise unavailable)

Awarded Apr 6 at 7:42

ZaellixA

1,5841 gold badge10 silver badges22 bronze badges

The einbein in the action of a relativistic massive point particles [closed]

Awarded Apr 4 at 15:48

Miqdad Yahay

135 bronze badges

What does the multiplication of sines in a wave $\sin(\omega_1t)\sin(\omega_2t)$ mean?

Awarded Apr 4 at 4:56

Pradyuman

8891 silver badge18 bronze badges

Converting from spherical to Cartesian in cosmology

Awarded Mar 30 at 12:11

Albert

5072 silver badges10 bronze badges

I want to solve problems in Path integral quantum mechanics and need some suggestions for the book [duplicate]

Awarded Mar 29 at 16:05

Razz

3651 silver badge13 bronze badges

What are light years? like you know how people measure some things in light years? what is light years [closed]

Awarded Mar 9 at 21:43

foolishmuse

4,1652 gold badges13 silver badges27 bronze badges

Experimental confirmation of Pauli equation

Awarded Mar 7 at 19:56

kc9jud

7910 bronze badges

Doubt on 3d analog on gaussian integral for QFT

Awarded Mar 1 at 15:49

ekardnam_

3711 silver badge14 bronze badges

Solid conducting sphere, its material, electric field and electric potential [closed]

Awarded Mar 1 at 14:05

studious

32 bronze badges

Ising Model in 1D with long range interaction [closed]

Awarded Feb 28 at 18:34

Lifelong Learner

1328 bronze badges

Motion when mass varies

Awarded Feb 24 at 5:58

Golden_Hawk

9881 gold badge7 silver badges22 bronze badges

Failure distribution for florescent lights. Is the failure per unit time constant or does it increase with bulb age? [closed]

Awarded Feb 15 at 18:47

niels nielsen

88.5k16 gold badges124 silver badges227 bronze badges

(post deleted or otherwise unavailable)

Awarded Feb 15 at 13:39

khaxan

70116 bronze badges

What is the definition of the "stellar angular diameter" in stellar astronomy?

Awarded Feb 12 at 21:17

GrapefruitIsAwesome

5572 silver badges16 bronze badges

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