A permanent bar magnet has a field strength of 1t assume we


A permanent bar magnet has a field strength of 1T. Assume we have a circular wire loop of radius R=0.50 cm that is carrying a current of I Amperes. What current is needed to make a magnetic field at the center of the wire loop that is equal to the field of the bar magnet?

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Physics: A permanent bar magnet has a field strength of 1t assume we
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