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A comment on Metal chair near MRI machine. Parent comment

Re:Metal chair near MRI machine by eru on Tuesday June 08, 2010 @11:26PM (#1416056)
Are you sure about the exponential decay? My first guess would be something closer to inverse quadratic, but that's probably wrong.
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Re:Metal chair near MRI machine by russss on Wednesday June 09, 2010 @04:19AM (#1416507)
It's 1/r^3 for a dipole magnet.
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Re:Metal chair near MRI machine by eru on Wednesday June 09, 2010 @10:18AM (#1417045)
Equally in all directions?
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