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In which of the following materials, ultrasonic testing cannot be used?

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in Casting-Forming-Welding II by (119k points)
In which of the following materials, ultrasonic testing cannot be used?

(a) Plastics

(b) Ceramics

(c) Non-ferrous objects

(d) Ferrous object

This question was posed to me during an interview.

The origin of the question is Ultrasonic Inspection in chapter Non Destructive Techniques of Casting-Forming-Welding II

1 Answer

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Best answer
Right option is (d) Ferrous object

The explanation: Ultrasonic testing is a method for detecting flaws in the article. It can be used on various materials like plastics, ceramics and non-ferrous objects.

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