Question
If the magnetic field intensity (H) in a conducting region is given by the expression,
H=x2î + x2y2Ĵ+ x2y2z2k̂, A/m. The magnitude of the current density, in A/m2, at x = 1 m, y=2m and z= 1m is
Options :
8
12
16
20
Answer :
12
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