M

Mr. Dubey • 52.30K Points
Coach 

Q. Magnetic particle testing is most likely to find subsurface discontinuities in:

(A) Soft steels with high permeability
(B) Soft steels with low permeability
(C) Hardened steels with low permeability
(D) Hardened steels with high permeability
Correct : Option (A)

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