user avatar
user avatar
user avatar
Manas Dogra
  • Member for 3 years, 4 months
  • Last seen this week
  • Kolkata, West Bengal, India
23 votes
7 answers
6k views

'Why' is the Schrödinger equation non-relativistic?

8 votes
4 answers
700 views

Why are Maxwell's equations correct and not Newton's laws of motion?

5 votes
2 answers
326 views

How is the non-local nature of quantum entanglement explained?

4 votes
2 answers
770 views

Can momentum never be zero in quantum mechanics?

3 votes
1 answer
794 views

How to produce light of a certain wavelength?

3 votes
2 answers
232 views

How to solve Schroedinger's equation with Kratzer potential?

3 votes
1 answer
2k views

What is the correct expression for phase velocity of a relativistic free particle?

2 votes
1 answer
103 views

How to prove the Jackson-Feenberg identity in quantum mechanics?

2 votes
1 answer
331 views

What is the frequency distribution of the electromagnetic wave emitted by a charge accelerating along a given trajectory?

2 votes
3 answers
1k views

What are some examples of transverse waves which are not electromagnetic in nature? [closed]

2 votes
1 answer
58 views

What is actually meant when it is said Scalar is invariant?

2 votes
1 answer
81 views

How to derive the hidden symmetry behind linearized gravitation equations?

1 vote
2 answers
409 views

What does the Problem 14 from Goldstein's book on classical mechanics chapter-7 (special relativity) really mean?

1 vote
2 answers
582 views

Why are atomic mass and mass number approximately the same?

1 vote
1 answer
251 views

How to write quark composition of $\rm SU(3)$ mesons?

1 vote
2 answers
253 views

What is the interpretation of zero probability in physics?

1 vote
0 answers
39 views

Why does S-V or T-A couplings in Fermi weak interaction model produce electron oscillations?

1 vote
1 answer
799 views

What is the equation describing the relationship beteen photocurrent and voltage in photoelectric effect?

1 vote
1 answer
98 views

What is a good technical book to start learning Many worlds interpretation?

1 vote
2 answers
472 views

Does phase change occurs on refraction at a lens?

1 vote
0 answers
71 views

Where can I learn about a history of holes?

1 vote
0 answers
146 views

How to find the charge distribution of a conducting disc?

1 vote
0 answers
48 views

Why is it commonly said Angular momentum for ground state is zero (for system with rotation invariant potential)? [duplicate]

1 vote
1 answer
177 views

Clarification of Ehrenfest theorem

0 votes
2 answers
255 views

Why is integral of product of a test function and derivative of Dirac-delta function seems to diverge? [closed]

0 votes
1 answer
140 views

What is the probability that a free particle will have energies in the range $E_1$ to $E_2$?

0 votes
0 answers
67 views

How to choose boundary conditions for numerical solution of Schrodinger's equation whose solutions are expected to die out "at infinity"?

0 votes
3 answers
230 views

What is a good book which contains all details of history of special relativity?

0 votes
1 answer
111 views

What is the velocity on perimeter of a wheel when it is hit by hand tangentially to increase speed?

0 votes
2 answers
277 views

What is the maximum height from which an object can be dropped without breaking it?