User Kphysics

17 votes

How do I experimentally measure the surface area of a rock?

answered Nov 11, 2019 at 11:56

11 votes

Why does the nucleus not repel itself?

answered Apr 11, 2019 at 14:26

5 votes

What if we throw many buckets of water into the Sun?

answered Apr 29, 2018 at 17:54

5 votes

Accepted

Long Range order in 2D Ising model

answered Sep 29, 2018 at 8:51

4 votes

Contour integral of Feynman propagator

answered Apr 30, 2018 at 1:40

3 votes

Martin-Siggia-Rose action corresponding to Langevin equation

answered Nov 8, 2019 at 21:31

2 votes

Accepted

Inserting Wind effects on a rocket trajectory simulator

answered Oct 5, 2019 at 20:27

2 votes

Role of friction during Collisions

answered Nov 12, 2019 at 10:25

2 votes

Why is boiling water the second time more quiet than boiling it the first time?

answered Nov 22, 2018 at 22:14

2 votes

Why does $\sqrt{\frac km}$ represent angular velocity and not frequency?

answered Apr 10, 2019 at 8:19

1 vote

Is water really $H_2O$? On a comment concerning the quantum mechanical description of water made by Hilary Putnam

answered Mar 6, 2018 at 4:41

1 vote

Heisenberg and Schrödinger pictures - clarification

answered Oct 12, 2018 at 11:23

1 vote

Derivation of quantum scattering of 1D square well

answered Oct 15, 2018 at 8:22

1 vote

Do smaller aircraft have lower take-off speeds?

answered Mar 30, 2019 at 19:34

1 vote

Time translation invariance of Hamiltonian

answered Feb 2, 2019 at 22:24

1 vote

Does gravity sometimes get transmitted faster than the speed of light?

answered Feb 2, 2019 at 22:38

1 vote

What force creates the reflected wave in a string attached to a rod?

answered May 14, 2020 at 10:31

1 vote

Treatment of electrons and phonons in condensed matter physics

answered Oct 8, 2019 at 14:42

1 vote

Calculation of the temperature of the Sun's core? Why is this value so low?

answered Apr 17, 2019 at 22:12

0 votes

Harmonics on Hyperbolic space

answered Feb 17, 2019 at 1:33

0 votes

Uniqueness of the probability function for the Schrödinger equation

answered Oct 12, 2018 at 11:04

0 votes

Charging of a battery

answered Apr 2, 2019 at 19:17

0 votes

Accepted

Force required to propel mass in vacuum

answered Apr 17, 2019 at 21:54

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23 Answers

How do I experimentally measure the surface area of a rock?

Why does the nucleus not repel itself?

What if we throw many buckets of water into the Sun?

Long Range order in 2D Ising model

Contour integral of Feynman propagator

Martin-Siggia-Rose action corresponding to Langevin equation

Inserting Wind effects on a rocket trajectory simulator

Role of friction during Collisions

Why is boiling water the second time more quiet than boiling it the first time?

Why does $\sqrt{\frac km}$ represent angular velocity and not frequency?

Is water really $H_2O$? On a comment concerning the quantum mechanical description of water made by Hilary Putnam

Heisenberg and Schrödinger pictures - clarification

Derivation of quantum scattering of 1D square well

Do smaller aircraft have lower take-off speeds?

Time translation invariance of Hamiltonian

Does gravity sometimes get transmitted faster than the speed of light?

What force creates the reflected wave in a string attached to a rod?

Treatment of electrons and phonons in condensed matter physics

Calculation of the temperature of the Sun's core? Why is this value so low?

Harmonics on Hyperbolic space

Uniqueness of the probability function for the Schrödinger equation

Charging of a battery

Force required to propel mass in vacuum