A straight, stiff, horizontal wire of length 50 cm and mass 60 g is connected to a source of emf by light, flexible leads. A magnetic field of 1.33 T is horizontal and perpendicular to the wire. Find the current necessary to float the wire, that is, find the current for which the magnetic force balances the weight of the wire.

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KACTICE ANOTHER
A straight, stiff, horizontal wire of length 50 cm and mass 60 g is connected to a source of emf by light, flexible leads. A magnetic field of 1.33 T is horizontal and
perpendicular to the wire. Find the current necessary to float the wire, that is, find the current for which the magnetic force balances the weight of the wire.
Transcribed Image Text:KACTICE ANOTHER A straight, stiff, horizontal wire of length 50 cm and mass 60 g is connected to a source of emf by light, flexible leads. A magnetic field of 1.33 T is horizontal and perpendicular to the wire. Find the current necessary to float the wire, that is, find the current for which the magnetic force balances the weight of the wire.
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