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During ultrasonic testing by the immersion method, it is frequently necessary to angulate the search unit when a discontinuity is located at an angle in order to:

Correct Answer: Obtain a maximum response if the discontinuity is not originally oriented perpendicular to the ultrasonic beam

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Non Destructive Testing and Evaluation MCQ: During ultrasonic testing by the immersion method, it is frequently necessary to angulate the search unit when a discontinuity is located at an angle in order to: | Extra Education