If a long cylindrical conductor carries a steady current parallel to its length

PHYSICS · Single correct · AP · Physics 2: Algebra-based · Magnetism and Electromagnetism · Magnetism and Electromagnetism

Problem

If a long cylindrical conductor carries a steady current parallel to its length, then (1) the electric field along the axis is zero (2) the magnetic field along the axis is zero (3) the magnetic field outside the conductor is zero (4) the electric field outside the conductor is zero

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