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Physics help.?

The magnetic moment of the Earth is approximately

8.00 × 1022 A · m2.

Imagine that the planetary magnetic field were caused by the complete magnetization of a huge iron deposit with density 7 900 kg/m3 and approximately

8.50 × 1028 iron atoms/m3.

1 Answer

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  • 7 years ago

    There is no question here...

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