Physics

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Awarded 22103 times.
What is the difference between diamagnetism and superconductivity?
Awarded 3 hours ago
Does entropy decrease if time is reversed?
Awarded 23 hours ago
Vertex operator - state mapping in Polchinski's book
Awarded yesterday
Recommendations for statistical mechanics book
Awarded 2 days ago
(post deleted or otherwise unavailable)
Awarded 2 days ago
${}$ Projectile motion
Awarded 2 days ago
When we solve the Maxwell equations for $(\phi,{\bf A})$ in a gauge, will the solution $(\phi,{\bf A})$ automatically obey the gauge condition?
Awarded Sep 30 at 13:37
Semiholonomic Constraints in Rolling Without Slipping
Awarded Sep 30 at 7:40
What is the difference and relation between Hartree-Fock and Hartree-Fock-Bogoliubov?
Awarded Sep 29 at 7:17
Fundamental "definition" of momentum
Awarded Sep 29 at 2:25
Confusion about left/right-handed spinor notations
Awarded Sep 29 at 2:06
Maxwell stress tensor for electromagnetic wave
Awarded Sep 29 at 1:16
Why cannot we add a scalar to a vector of the same dimensions?
Awarded Sep 28 at 22:23
Why CAN we see the new moon at night?
Awarded Sep 28 at 20:56
Understanding superdeterminism
Awarded Sep 28 at 19:25
Question about the general Schmid’s law expression to calculate the critically resolved shear stress
Awarded Sep 28 at 19:17
Why isn't the charge of an electron taken to be "$-1.6 \times 10^{-19}$ coulombs"
Awarded Sep 28 at 13:20
Rotated square during relativity
Awarded Sep 28 at 10:26
Is there a subterranean SOFAR channel?
Awarded Sep 28 at 6:06
Why is it that the Callan-Gross relation predicts that quark has spin 1/2?
Awarded Sep 28 at 5:56
Meaning of the differential entropy
Awarded Sep 28 at 1:48
A doubt about Yang-Mills equation in trivial $U(1)$-bundles
Awarded Sep 27 at 16:57
How comes that we use space and time together in one manifold?
Awarded Sep 27 at 11:12
Expanding functions with poles in QFT Calculation
Awarded Sep 27 at 8:16
Why should the shape of the surface affect the flux in Faraday's law?
Awarded Sep 26 at 20:49
Odd order of colour fringes around cloud
Awarded Sep 26 at 18:10
How Work Done is Calculated for Changing Direction?
Awarded Sep 26 at 13:50
How does one choose the moments used in MRT relaxation within the Lattice Boltzmann method?
Awarded Sep 26 at 3:46
Open source computer algebra systems for general relativity
Awarded Sep 25 at 14:06
Interpretation of divergence of Electric Field in outside a charge
Awarded Sep 25 at 12:07
Is it possible to describe every possible spacetime in Cartesian coordinates?
Awarded Sep 25 at 11:12
Is it possible to describe every possible spacetime in Cartesian coordinates?
Awarded Sep 25 at 11:12
Two balls are dropped from the same height. Ball A is metallic and B, made up of an insulating material. Which of them touches ground first?
Awarded Sep 25 at 7:48
What does the geometric product between displacement (or maybe position) and force vectors mean?
Awarded Sep 23 at 3:55
Clarification about Weinberg effective action and effective potential
Awarded Sep 22 at 23:41
Neil de Grasse Tyson on Nukes and Radiation - What the Heck Is He Talking About?
Awarded Sep 22 at 22:19
Obtaining Equations of Motion in a Rotating Coordinate System using Lagrangian
Awarded Sep 22 at 15:28
Capstan equation with only one end of rope under tension
Awarded Sep 22 at 8:09
Doubt related to heat in an isothermal process and phase change
Awarded Sep 22 at 6:57
Components of wave vector
Awarded Sep 22 at 1:27
What happens to entropy and energy when you inject heat into 2 systems in thermal equilibrium?
Awarded Sep 22 at 1:27
(post deleted or otherwise unavailable)
Awarded Sep 21 at 16:42
(post deleted or otherwise unavailable)
Awarded Sep 20 at 20:48
Force due to a concentric hemisphere on a sphere of smaller radius
Awarded Sep 20 at 19:05
Symmetry Factor and Wicks Theorem
Awarded Sep 20 at 16:20
What is current?
Awarded Sep 20 at 6:56
Cup of warm water suspended in a pot of water held at a steady boil
Awarded Sep 19 at 17:27
Why does changing redrawing this circuit in the new way work?
Awarded Sep 19 at 5:42
Some books write $V(\vec{r})$ instead of $V(r)$ as a notation for the electric potential, so which one is right?
Awarded Sep 19 at 3:48
If mass can be converted to energy then how is it said that energy can't be created?
Awarded Sep 18 at 16:10
RMS Speed of Gas Molecule for Polyatomic Molecules
Awarded Sep 18 at 15:41
If boiling of water involves change in internal energy, then why does the temperature remain constant?
Awarded Sep 18 at 9:26
Two cars travelling towards each other with the same velocity and different mass. They crash. Which one has the largest acceleration?
Awarded Sep 18 at 5:34
Irreversibility and the Fermi golden rule
Awarded Sep 18 at 1:49
What are Semi-Visible Jets?
Awarded Sep 17 at 14:11
How do we know what physics or science textbook said is correct?
Awarded Sep 17 at 9:36
About electricity flow through a diode
Awarded Sep 17 at 8:06
Diffeomorphism group vs. $\operatorname{GL}(4,\mathbb{R})$ in General Relativity
Awarded Sep 17 at 5:18
How do I calculate the force necessary to accelerate a point on a rigid body by a certain amount?
Awarded Sep 16 at 14:20
Laser physics, Population inversion
Awarded Sep 16 at 9:11
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