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Top Questions

0 votes
1 answer
11 views

When deriving the analytic representation of Fock states , why doesn't the $\hat{P}$ operator act on the ground state?

0 votes
0 answers
5 views

Definition of a tensor and tensor product

1 vote
0 answers
7 views

Question on limits and delta functions (Coming from work on Matsubara Green's functions and analytic continuation)

1 vote
2 answers
154 views

Stored energy of a capacitor

3 votes
1 answer
119 views

Book recommendation for blackhole thermodynamics?

0 votes
0 answers
4 views

What is the state of the light emitted by an esemble of independent single photon emitters?

0 votes
0 answers
3 views

what area should be chosen for finding EMF induced when only magnetic field B is changing?

-1 votes
0 answers
8 views

Can anyone suggest which piechoelectric material is the cheapest

1 vote
0 answers
13 views

Measurement of the spin of the EPR pair in two orthogonal directions and how did Einstein tackle this?

0 votes
0 answers
6 views

Question about a problem involving electrostatics

1 vote
1 answer
80 views

Why does small work done mean $dw=f.ds$ and why not $dw=df.ds$ and why not $dw=s.df$?

1 vote
1 answer
33 views

Tension in moving chain

8 votes
1 answer
528 views

Chemistry of electrical conductivity of pure water

1 vote
1 answer
34 views

How can a bubble universes within eternally inflating space be both finite and infinite?

0 votes
2 answers
184 views

What would happen to the frequency of the emitted EMR as the electron spirals into the nucleus?

0 votes
0 answers
32 views

Spacetime curvature due presence of mass [closed]

0 votes
1 answer
26 views

How water affects the resistance of a material at different voltages?

1 vote
1 answer
16 views

What does volume parameter for a real gas equation mean for a fluid flowing in a pipe?

1 vote
1 answer
21 views

Possible Explanation for Behaviour Non-Linear Bead Knott Experiment

19 votes
3 answers
2k views

A curious issue about Dyson-Schwinger equation (DSE): why does it work so well?

0 votes
0 answers
7 views

Magnetostatics: Compute internal magnetic field of a paramagnetic fluid

0 votes
1 answer
18 views

Why is the conductor oscillating? [closed]

2 votes
2 answers
69 views

Are all objects freefalling at the same rate inside a black hole?

1 vote
0 answers
22 views

How would a newtons cradle work with varying velocities

2 votes
2 answers
114 views

Why does a photon with wavelength equal to the radius of the blackhole it's falling into have 1 bit of information?

0 votes
1 answer
26 views

Does inertial time dilation cause red shift? Or how does doppler shift work in light when it's always moving at C relative to anything?

5 votes
1 answer
606 views

Confused by Malus Law

1 vote
0 answers
70 views

Are the velocities of a falling rolling coin/wheel parallel?

0 votes
2 answers
17 views

Question regarding understanding Dipole Moment

2 votes
0 answers
35 views

Why am I conducting electricity when using two laptops?

7 votes
1 answer
681 views

Algebraic formulation of QFT and unbounded operators

0 votes
1 answer
24 views

Does Plasma Contain Fire?

1 vote
0 answers
28 views

Can QFT not be done with only tree diagrams?

4 votes
1 answer
44 views

Is there a relativistic version of Navier-Stokes equations?

1 vote
0 answers
23 views

How do you show that the analytic wavefunction of the energy eigenstates of the quantum harmonic oscillator contains Hermite polynomials? [closed]

1 vote
2 answers
65 views

If the source of magnetism is spin, why is magnetism only associated with charged spin particles?

7 votes
3 answers
3k views

How to prove wave nature of large object?

0 votes
1 answer
12 views

Relationship between net torque and net force in constrained systems

0 votes
1 answer
17 views

How distance is determined between two inertial frames in empty space using Bondi’s radar method?

3 votes
1 answer
62 views

Can electrons "build up" energy?

-2 votes
1 answer
236 views

Heisenberg's Uncertainty principle: Position of momentum of Electron orbital

1 vote
1 answer
52 views

How objects are kept free falling in the LISA experiment?

1 vote
0 answers
34 views

What is the relation between time and temperature for Universe?

1 vote
0 answers
21 views

Point Particle Energy Momentum Tensor from Lagrangian Density

0 votes
0 answers
17 views

Confusion about a boundary condition (steady heat conduction)

0 votes
0 answers
12 views

Momentum Operator in Anti de Sitter spacetime

4 votes
0 answers
22 views

How to efficiently get the largest probabilities / amplitudes of a quantum state stored as an MPS?

1 vote
0 answers
40 views

What specifically prevents the geodesics in Kerr BH from continuing beyond the second world line located inside the inner event horizon?


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