Encara no tenim significats per a "magnetic polarity".
1Then comes another change of magnetic polarity.
2This will then lead us to a joint study of the nature of electric polarity and magnetic polarity.
3The crucial difference between MRAM and DRAM is that Parkin's chip operates without electricity, relying on magnetic polarity to store data.
4First observed in 1843, the solar cycle lasts on average 11.1 years, with sunspots switching magnetic polarity at the beginning of each new cycle.
5Probably the magnetic polarities of jewels, rather than their brilliancy, constitute their chief potency as talismans.
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