Inside a long circular wire, J(r)= a×r²+b×r², where a and b are constants and r is the distance feom the center of the w
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Inside a long circular wire, J(r)= a×r²+b×r², where a and b are constants and r is the distance feom the center of the w
Inside a long circular wire, J(r)= a×r²+b×r², where a and b are constants and r is the distance feom the center of the wire. Use Ampere's law to determine an expression for the magnitude of the magnetic field inside the wire