A technique in which two transducers are used, one on each side of the test piece, is called:

Related MCQs

• When using a straight beam technique to examine a thick test piece what change(s) would you expect to see in back wall echo size as you approach the side of the test piece? (Transducer remains completely on test piece)
• An ultrasonic technique in which two transducers are used, in a constant position relative to each other, is:
• A soft aluminium test piece is to be penetrant tested. The piece has previously been sand blasted to remove tightly adhering soils. What additional surface preparation should be performed?
• A magnetic particle testing technique in which the test piece is magnetised and magnetic particles applied after the magnetising force has been removed is called the:
• Which of the following describes the best technique for applying dry magnetic particles to a test piece?
• When performing a post emulsifiable penetrant test, the test piece does not rinse acceptable clean during normal processing. What should be done?
• An oscilloscope display in which the screen base line is adjusted to represent the one way distance in a test piece is called a:
• Lower frequency transducers are normally used:
• Higher frequency transducers are normally used:
• An ultrasonic display which shows a cross section of the test piece and any flaws which are found are called: