If an electric wire is allowed to produce a magnetic field no larger than that of...

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If an electric wire is allowed to produce a magnetic field no larger than that of...

If an electric wire is allowed to produce a magnetic field no larger than that of the Earth (0.35×10−4T) at a distance of 28 cm , what is the maximum current the wire can carry?

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Answer 1

Answer #1

The magnetic field due to a current carrying wire is, BE4] The maximum current in the wire is, 1- B(277) (0.35x10+27(0.28)) 4

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Answer 2

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