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Top Questions

0 votes
1 answer
14 views

Do electric fences such as those typically used to fence cattle generate magnetic fields?

-1 votes
2 answers
101 views

What is the real world interpretation of $E = mc^2$?

-1 votes
0 answers
50 views

I have found a serious error in a Wikipedia page? [duplicate]

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0 answers
28 views

Please help me calculate on two resistors. The scheme is very strange [closed]

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2 answers
42 views

For someone staying on Earth, what is the minimum possible time to send a spaceship to Alpha Centauri and have it back?

-1 votes
1 answer
54 views

Arbitrarity of $i$ in the propagator

1 vote
1 answer
35 views

How fast would these clocks tick relative to each other

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1 answer
54 views

Units make speed of light dimensionless..?

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0 answers
17 views

What is the correct derivation for particle concentration from one frame to another?

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2 answers
27 views

Instantaneous current and average current

1 vote
1 answer
59 views

Why would black hole rip me apart?

0 votes
1 answer
30 views

How can one calculate the torque around this point?

-2 votes
2 answers
122 views

What is the component of gravity other than curvature?

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1 answer
23 views

Eigenfunction of a free particle going in the x direction quantum mechanics

-2 votes
0 answers
11 views

A solid, insulating sphere of radius a = 4.9cn has a uniform charge density / . Find the magnitude

0 votes
1 answer
25 views

Why is current same even if the area of the conductor differs?

1 vote
0 answers
25 views

What curve does a rod form when bent to intersect 3 or more points?

1 vote
0 answers
21 views

What is the structure group of the $SU(3)$ manifold?

0 votes
1 answer
28 views

How to harvest water passivley?

1 vote
1 answer
35 views

Why lead plate was used in Rutherford's gold foil experiment?

4 votes
0 answers
32 views

Is there a Lagrangian $L$ (equivalently an action functional $S$) which yields the Navier-Stokes equation?

1 vote
2 answers
24 views

How to predict deviation from ideal gas behaviour?

2 votes
2 answers
57 views

Essential self-adjointness of the kinetic energy operator

4 votes
1 answer
60 views

Does the neutrino interact with the photon?

0 votes
1 answer
24 views

Sources to learn Gauge Theory, Groups, Lie Algebra, etc [duplicate]

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0 answers
20 views

How do I determine the relationship between initial and final volume in this case?

2 votes
1 answer
35 views

How compact can a thin shell be without collapsing

1 vote
2 answers
42 views

How does one apply the phase change of $π$ on reflection at the rigid end of a string?

0 votes
0 answers
16 views

Given the time dilation at the event horizon plus black hole evaporation, can anything really ever enter a black hole? [duplicate]

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0 answers
16 views

What exactly did Lagrange do, historically? [migrated]

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0 answers
29 views

Are there any other significant radii around Schwarzschild black holes besides the four I know of?

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0 answers
28 views

Can we apply lens makers formula when medium on both side of lens is different? [closed]

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2 answers
37 views

Are curvilinear coordinates inertial?

1 vote
0 answers
12 views

Understanding the derivation of the variational principle in classical density functional theory

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0 answers
31 views

Second-order Dirac equation

1 vote
0 answers
16 views

Why the Tokamak Fusion Reactors need to be so big if electromagnetism works better for small distances?

0 votes
2 answers
45 views

Why charges does not move through the conductor here if potential at both ends of wire is same?

2 votes
1 answer
34 views

How the object rotates?

0 votes
3 answers
37 views

What is the clear difference between interference and diffraction?

2 votes
1 answer
33 views

How to use Density Functional Theory to get the correct energy spectrum

1 vote
1 answer
26 views

Angular Momentum of asymmetric physical pendulum (Rigid Body)

0 votes
2 answers
50 views

How do you make light?

0 votes
3 answers
48 views

How does a rainbow show all of its colours?

0 votes
1 answer
36 views

Can Low-Freq sound wave with High-Amplitude destroys human ear?

1 vote
0 answers
12 views

Why does expressing the Faddeev-Popov determinant as this lead to such problems?

1 vote
1 answer
44 views

Would this method work for generating sustained arbitrarily high time dilation in the center?

1 vote
1 answer
33 views

Enquiry about the gravitational redshift in "The young center of the Earth" by U.I. Uggerhøj et al


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