Q. Magnetic flux density is zero at:

(A) The inside surface of a tube magnetised with a central conductor
(B) The outside surface of a tube magnetised with a central conductor
(C) The outside surface of a bar magnetised with a head shot
(D) The centre of a bar magnetised with a head shot

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✅ Correct Answer: (D) The centre of a bar magnetised with a head shot

Published by Mr. Dubey ⭐ 104.85K Points at 21-Sep-2023 07:18 pm in Non Destructive Testing and Evaluation

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