The magnetic flux density in a magnetic material with susceptibility χm = 6 in a given region as B = 0.005 y^2 ax T. Find the magnitude of current density J at y = 0.4 m.
- A. 10^4/(7π) A/m^2
- B. 10^4/(5π) A/m^2
- C. 10^2/π A/m^2
- D. None of the above
ISRO Electrical Engineering (EE) 2020 - Question 23
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