The small currents in axons corresponding to nerve impulses produce measurable magnetic fields. A typical axion carries a peak current of 0. 040 μA. What is the strength of the field at a distance of 0.9 mm?

University Physics Volume 2
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ISBN:9781938168161
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Chapter12: Sources Of Magnetic Fields
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Problem 64P: A solenoid with an iron core is 25 cm long and is wrapped with 100 turns of wire. When the current...
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The small currents in axons corresponding to nerve impulses produce measurable magnetic
fields. A typical axion carries a peak current of 0. 040 μA. What is the strength of the field at a distance
of 0.9 mm?

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