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2 answers

It is circular about the wire and falls off as 1/r² where r is the distance from the center of the wire.

Doug

2007-06-09 06:31:21 · answer #1 · answered by doug_donaghue 7 · 0 0

The higher the current the higher the field.

2007-06-13 10:01:09 · answer #2 · answered by johnandeileen2000 7 · 0 0

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