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Table 2 Characteristic magnetostrophic frequency \(\omega_{m}\) for \(r_{1}^{{\prime }} = 0.9\) and \(i = 1\)

From: A generating process of geomagnetic drifting field

 

\(m = 2\)

\(m = 3\)

\(m = 4\)

\(m = 5\)

\(\omega_{m}\) (s−1)

\(- \;8.8 \times 10^{ - 14}\)

\(- \;7.3 \times 10^{ - 13}\)

\(- \;1.9 \times 10^{ - 12}\)

\(- \;3.6 \times 10^{ - 12}\)

  1. Infinite conductivity model