Lll 10 0 Points A Lung Cylindrical Shell Has A Uniferni Current Density The Tcta

A long cylindrical shell has a uniform current density. The total current flowing through the shell is 6 mA. The permeability of free space is1.25664 × 10−6 T · m/A .

Find the magnitude of the magnetic field at a point r1 = 3.8 cm from the cylindrical axis. Answer in units of nT.

Question and diagram in attached file. 

 

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