A magnetic field in air is measured to beWhat current distribution lea – McqOptions

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1.	A magnetic field in air is measured to beWhat current distribution leads to this field?[Hint: The algebra is trivial in cylindrical coordinates.]
A.	<img src="/_files/images/electronics-and-communication-engineering/exam-question-papers/6-05-49-1.png">
B.	<img src="/_files/images/electronics-and-communication-engineering/exam-question-papers/6-05-49-2.png">
C.	<img src="/_files/images/electronics-and-communication-engineering/exam-question-papers/6-05-49-3.png">
D.	0
Answer» D. 0

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