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133 Answers

Votes Activity Newest
15
Heisenberg uncertainty principle in daily life
Jul 28 '19 at 12:33
14
Relativistic resistance transformation
May 29 '19 at 22:26
13
Why is the direction of cross products of two vectors perpendicular to the plane?
Oct 18 '20 at 9:36
10
Can a very small piece of material be superconducting?
May 8 '20 at 9:51
9
Normalization of the action in Special Relativity
Feb 7 '20 at 15:46
7
Charged enclosed by the sphere
Mar 4 '19 at 2:31
7
Covariant Maxwell equations invariant under parity transformation
Feb 8 '19 at 22:17
5
Adding Angular Momenta Operators in QM
Dec 27 '19 at 23:39
4
Why can you in physics exercises neglect the effect of air drag in case of basketball but not in the case of ping pong ball?
May 13 '20 at 10:19
4
How is mass defined by special relativity?
Mar 7 '19 at 21:02
3
On the nature of (magnetic) force
Apr 21 '20 at 23:20
3
Equivalence of two definitions of proper time in special relativity
Oct 18 '19 at 21:46
3
The use of Helmholtz decomposition
Jul 20 '19 at 0:48
3
Mathematical rigorous definition for an electrical dipole
Jun 4 '19 at 11:07
3
What does Maxwell's equations predict for the propagation of EM waves converging to a point?
May 12 '19 at 20:42
3
Concerning the energy stored in electromagnetic fields
Feb 27 '19 at 11:34
2
Why do the tangent vectors of coordinate curves correspond to the coordinate basis vectors?
Jan 22 at 23:52
2
Contravariant/covariant vectors or components?
Dec 26 '20 at 22:47
2
How can magnet field go through non-transparent medium?
Jan 17 at 21:28
2
What is meant by spontaneous symmetry breaking?
Nov 26 '20 at 2:34
2
Lorentz non-invariance of $3$-acceleration
Jan 26 '20 at 19:37
2
Derivation of the Lorentz transformation without assuming that clocks are synchronized when origins align
May 17 '20 at 19:42
2
Proving an object is a tensor by contraction
Jan 28 '20 at 22:18
2
How to calculate and express $*d*F$ in index notation?
Oct 19 '19 at 23:06
2
Deriving Current density of a Moving Point Charge Using the Continuity-Equation
Jul 29 '19 at 19:34
2
Can a photon transmit a momentum to a neutron?
Jul 2 '19 at 20:02
2
Does energy exist, or is it just a relationship between other fundamental things?
Jun 7 '19 at 0:45
2
Approximation to the dipole of 2 infinite line charges
Apr 10 '19 at 21:26
1
Clarification on showing covariance of density expressions under Lorentz boost
Feb 18 at 20:09
1
What are the material restrictions for a $\chi^{3}$ non-linear optical material?
Feb 1 '19 at 22:24
1
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