Q. Subjecting the part to a magnetic field that is constantly reversing in polarity and gradually diminishing in strength accomplishes which of the following:

(A) Magnetises the part
(B) Removes residual field from the part
(C) Soaks in the flux density
(D) Helps find deep lying defects

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✅ Correct Answer: (B) Removes residual field from the part

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

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