Joss L

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visits	member for	2 years, 4 months
	seen	Oct 16 '12 at 20:08
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8 Questions

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16	Does a magnetic field do work on an intrinsic magnetic dipole?
9	Why can't General Relativity be written in terms of physical variables?
4	Which Friedmann equation is redundant?
2	Are all static solutions of Einstein's equations spherically symmetric?
2	In a gas of particles, how is the displacement vector related to the number density?

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172 Reputation

+10	Why can't General Relativity be written in terms of physical variables?
+35	Does a magnetic field do work on an intrinsic magnetic dipole?
+10	Are all static solutions of Einstein's equations spherically symmetric?
-2	What is a gauge transformation of the metric in GR?

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2 Answers

votes activity newest

1	What is a gauge transformation of the metric in GR?
1	Is 4-velocity normalized to -1 even for non-geodesic timelike curves?

13 Tags

2 general-relativity × 8	0 mathematics
0 mathematical-physics × 3	0 conservation-laws
0 cosmology × 2	0 classical-electrodynamics
0 classical-mechanics × 2	0 electromagnetism
0 gravity × 2	0 thermodynamics

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1 Account

Physics

172 rep

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