2)R2R3An image taken from the cross-sectional area of a coaxial cable consisting of asolidinner conductor of Radius R, = 4 cm surrounded by a concentric cylindricaltube of inner radius R, = 8 cm and outer radius R3 = 1m is given in the figure.The inner conductor has the current density J = ar2 and the total current flowsin this cylinder is I, = 100A Here,a is a constant and r is the radial di stancemeasured from the center. The outer cylindrical conductor carries a constantcurrent I, =100A distributed uniformly across its cross section. Total current Ioflows in opposite directions in both conductors. What is the magnitude of themagneti c field B1 at a distance r = 2 cm and B2 at a distance r2 =9 cm ?(H. = 4x10-7T.m/A, take the sign of the current coming out of the page aspositive).А) В, — 19.75 иT ; В, — 10.99иТ В) В, — 6.25 дТ %; Вz — 116.36 иTС) В, — 52.73 иT ;B Вz — 34.92 рT D) B, 3 62.5 иT%;B Вz — 117.28 дTE) В, — 0.64 иТт; В, — 35.29 дT%3D

Here, we use the Ampere's circuital law to get the required.

Answered: 2) R2 R3 lo R1 An image taken from the…

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