Question
Asked Dec 6, 2019
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Problem The cylindrical surface of radius 2 m extended from z = 0 to z = 5 m carries a surface
current density of k
5 a¢ Alm
Find the magnetic field at the origin.
%3D
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Problem The cylindrical surface of radius 2 m extended from z = 0 to z = 5 m carries a surface current density of k 5 a¢ Alm Find the magnetic field at the origin. %3D

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Expert Answer

Step 1

Consider a small segment dx of circular path on the surface of cylindrical.

 

Calculate the differential current flowing in the in the small segment,

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di = (2.2T0) dx

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Step 2

Consider this segment of circular path as a ring and calculate the magnetic field at the origin.

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H,R? - di dB = 2(R² +x*)?

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Step 3

Integrate the above expression for z = 0 to z = 5 to calculate the total magnetic f...

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H,R? -di B=[- 2 (R² +x²)š

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