A long straight wire of circular cross- section carries a current along its length. On the axis inside the wire, it follows that

A long straight wire of a circular cross-section (radius a) carries a steady current I and the current I is uniformly distributed across this cross-section. Which of the following plots represents the variation of magnitude of magnetic field B with distance r from the centre of the wire?

A long straight wire of a circular cross section (radius a ) carrying steady current. Current is uniformly distributed in the wire. Calculate magnetic field inside the region (r lt a) in the wire.

Write Ampere's circuital law.A long straight wire of a circular cross section (radius a ) carrying steady current.Current is uniformly distributed in the wire.Calculate magnetic field inside the region (r lt a) in the wire.

A wire of non-uniform cross-section is carrying a steady current. Along the wire

A wire of non-uniform cross-section is carrying a steady current. Along the wire

A long straight wire of circular cross-sectional of radius a carries a steady current I. The current is uniformly distributed across the cross-section. Apply Ampere's circuital law to calculate the magnetic field at a point r in the region r < a

A long straight wire of circular cross-sectional of radius a carries a steady current I. The current is uniformly distributed across the cross-section. Apply Ampere's circuital law to calculate the magnetic field at a point r in the region r > a