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N.G.Tyson

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145

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Why would spacetime curvature cause gravity?

general-relativity gravity spacetime differential-geometry curvature

May 4 '15 at 16:43 Calmarius 7,370

9

votes

4

answers

24k

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Electric field on the surface of a charged sphere

electrostatics symmetry electric-fields gauss-law singularities

Apr 23 '16 at 13:48 Anubhav Goel 2,000

5

votes

1

answer

534

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Confusion in Maxwell's derivation of Ampere's Force Law - Part II [closed]

homework-and-exercises electromagnetism maxwell-equations

Jun 1 '16 at 13:30 N.G.Tyson 698

4

votes

3

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208

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Why doesn't $\vec{E} =\frac{1}{4\pi\epsilon_0} \int\frac{\rho \hat{r}\;dxdydz}{r^2}$ blow up at $r=0$, when $\rho$ is finite?

homework-and-exercises electrostatics coordinate-systems integration singularities

Jan 11 '16 at 19:05 Qmechanic♦ 149k

3

votes

1

answer

400

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Is Gauss electric flux law valid in all coordinate systems?

electrostatics coordinate-systems gauss-law

Apr 9 at 4:06 Community♦ 1

2

votes

1

answer

285

views

Confusion in Maxwell's derivation of Ampere's Force Law

electromagnetism

Jun 1 '16 at 13:35 N.G.Tyson 698

2

votes

0

answers

159

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Confusion in reaction force of Ampere's Force Law [closed]

homework-and-exercises electromagnetism forces classical-electrodynamics maxwell-equations

Jun 28 '16 at 13:36 N.G.Tyson 698

2

votes

2

answers

147

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Why is $ \nabla \cdot \vec{E} \neq 4 \pi\ k$ times the charge density?

electrostatics electric-fields charge gauss-law

Nov 21 '18 at 17:21 Emilio Pisanty 117k

2

votes

1

answer

111

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An absurd consequence of magnetic field as an axial vector

electromagnetism forces magnetic-fields vectors magnetostatics

Jul 25 '19 at 12:34 my2cts 17.8k

1

vote

1

answer

716

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Flow of current in open circuit

electricity electric-circuits electric-current charge classical-electrodynamics

Nov 13 '16 at 15:02 Community♦ 1

0

votes

0

answers

87

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Equivalence of two equations of force on a magnet in a magnetic field

electromagnetism forces magnetic-fields electric-circuits classical-electrodynamics

Oct 6 '16 at 14:41 Community♦ 1

0

votes

2

answers

252

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Definition of magnetic field

electromagnetism magnetic-fields definition magnetic-monopoles

Sep 14 '18 at 15:04 Community♦ 1

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