A current `I ` flows radius along a lengthy thin-walled tube of radisu `R` with longiitual slit of width `h`. Find the induction of the magnietic field inside the tube under the condition `h lt lt R`

A currents I flows along a long, thin-walled tube of radius R with a long longitudinal slit of width h. Find the induction of the magnetic field at a distance r lt R from the axis of the tube under the condition h lt lt R .

A current I flows in a long straight wire with cross-section haviing the form of a thin half-ring of radius R (Fig). Find the induction of the magnitude field at the point O .

A long copper tube of inner radius R carriers a current i . The magnetic field B inside the tube is

A long copper tube of inner radius R carriers a current i . The magnetic field B inside the tube is

A current of IA, flows along an infinitely long Staight thin walled tube. The magnetic induction at any point inside the tube is

A current I flows along a thin-walled, long, half-cylinder of radius R(figure) Find the magnetic induction at a point on the axis of the cylinder

A current I ampere flows along an infinitely long straight thin walled tube, then the magnetic induction at any point inside the tube is .

Current flows through a straight, thin-walled tube of radius r. The magnetic field at a distance x from the axis of the tube has magnitude B.