23
votes
5answers
2k views

Why do we deal only with large scale magnetic fields in astrophysics, and not electric fields?

In astrophysics there is a lot going on about strong, large scale magnetic fields: in stars (prominences), magnetic dynamos, compact accretors collimating jets, etc. There's even a special ...
3
votes
0answers
29 views

Richtmyer Meshkov instability in MHD [duplicate]

Possible Duplicate: Richtmyer Meshkov instability in MHD The Richtmyer Meshkov instability in Hydrodynamics:- 1) When shock wave interacts with the contact discontinuity, it accumulates the ...