User QuantumBrick

49 votes

Any good resources for Lagrangian and Hamiltonian Dynamics?

answered Oct 16, 2014 at 14:48

29 votes

Does the $\frac{4}{3}$ problem of classical electromagnetism remain in quantum mechanics?

answered Feb 13, 2019 at 3:17

23 votes

Driving a nail with a light object?

answered Dec 30, 2019 at 4:19

22 votes

Why is de Rham cohomology important in fundamental physics?

answered Oct 7, 2016 at 19:04

12 votes

What does coherent superposition mean?

answered Jun 24, 2016 at 3:23

9 votes

Why do archery arrows tilt downwards in their descent?

answered Jun 22, 2016 at 23:38

8 votes

Why do many people link entropy to chaos?

answered Jun 23, 2016 at 21:29

8 votes

What causes our Sun to oscillate around its mean Galactic orbit?

answered Aug 30, 2016 at 5:11

7 votes

Liouville's theorem and the preservation of topology

answered Oct 22, 2014 at 13:49

7 votes

What is the Out-of-time-ordered correlator for free fermion system?

answered May 23, 2017 at 21:58

6 votes

What is discrete phase space?

answered Nov 3, 2014 at 22:19

6 votes

Beyond Hamiltonian and Lagrangian mechanics

answered Jun 29, 2016 at 0:25

5 votes

Accepted

Semiclassical vs classical

answered Oct 7, 2016 at 19:48

4 votes

Adding forces acting at different points on a body

answered Sep 26, 2016 at 18:03

4 votes

What is a quantum scar?

answered Feb 1, 2019 at 21:11

4 votes

Accepted

Non-integrability of the 2D double pendulum

answered Oct 21, 2014 at 18:42

4 votes

Accepted

Restriction of an operator

answered Aug 30, 2016 at 5:32

4 votes

Finding if any orbit is closed or not

answered Aug 31, 2016 at 18:42

4 votes

Accepted

Why are $L^2$ spaces preferred over $L^1$ spaces in some applications?

answered Sep 2, 2016 at 19:08

4 votes

Accepted

How high is too high for hydrogen to rise?

answered Sep 2, 2016 at 21:39

4 votes

Accepted

Lagrangian vector field expression

answered Mar 22, 2015 at 2:51

4 votes

Is there proof gravity bends space or is it just the most convenient explanation?

answered Nov 18, 2015 at 16:27

4 votes

Accepted

Prove that $n$ degrees of freedom leads to $n$ normal modes

answered Dec 4, 2015 at 13:52

3 votes

Accepted

Definition of torque for a continuous body

answered Oct 29, 2014 at 16:27

3 votes

Accepted

What is a "stochastic web"?

answered Jul 5, 2016 at 20:02

3 votes

Shared electron behaviour in a covalent bond

answered Jun 29, 2016 at 18:17

3 votes

Accepted

What is the optimal distance to sit from a TV?

answered Jun 27, 2016 at 20:23

3 votes

Accepted

The concept of ensemble

answered Aug 30, 2016 at 20:18

3 votes

Physical meaning of the moment of inertia about an axis

answered Sep 13, 2016 at 18:24

3 votes

What's the point of Hamiltonian mechanics?

answered Oct 4, 2018 at 22:43

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53 Answers

Any good resources for Lagrangian and Hamiltonian Dynamics?

Does the $\frac{4}{3}$ problem of classical electromagnetism remain in quantum mechanics?

Driving a nail with a light object?

Why is de Rham cohomology important in fundamental physics?

What does coherent superposition mean?

Why do archery arrows tilt downwards in their descent?

Why do many people link entropy to chaos?

What causes our Sun to oscillate around its mean Galactic orbit?

Liouville's theorem and the preservation of topology

What is the Out-of-time-ordered correlator for free fermion system?

What is discrete phase space?

Beyond Hamiltonian and Lagrangian mechanics

Semiclassical vs classical

Adding forces acting at different points on a body

What is a quantum scar?

Non-integrability of the 2D double pendulum

Restriction of an operator

Finding if any orbit is closed or not

Why are $L^2$ spaces preferred over $L^1$ spaces in some applications?

How high is too high for hydrogen to rise?

Lagrangian vector field expression

Is there proof gravity bends space or is it just the most convenient explanation?

Prove that $n$ degrees of freedom leads to $n$ normal modes

Definition of torque for a continuous body

What is a "stochastic web"?

Shared electron behaviour in a covalent bond

What is the optimal distance to sit from a TV?

The concept of ensemble

Physical meaning of the moment of inertia about an axis

What's the point of Hamiltonian mechanics?