Q. Demagnetisation:

(A) May be easy or difficult depending on the type of material
(B) Is easy for materials having a high coercive force
(C) Is always most difficult in materials retaining a high residual field
(D) All of the above answers are correct

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✅ Correct Answer: (A) May be easy or difficult depending on the type of material

Published by Mr. Dubey ⭐ 111.54K Points at 21-Sep-2023 07:18 pm in Non Destructive Testing and Evaluation

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