Ultrasonic testing of material where the search unit is in direct contact with the material being tested may be:

Related MCQs

• AA material used between the face of a search unit and the test surface to permit or improve the transmission of ultrasonic vibrations from the search unit to the material being tested is called:
• An ultrasonic test using a straight beam contact search unit is being conducted through the thickness of a flat part such as a plate. This test should detect:
• 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:
• What type of search unit allows the greatest resolving power with standard ultrasonic testing equipment?
• AA test method employing two seperate search units on opposite surfaces of the material being tested is called:
• The piezoelectric material in a search unit which vibrates to produce ultrasonic waves is called:
• In a basic ultrasonic test pattern (A scan) for contact testing, the initial pulse (assume no sweep delay is used):
• It is possible for a discontinuity smaller than the transducer to produce indications of fluctuating amplitude as the search unit is moved laterally if testing is being performed in the:
• The cable that connects the ultrasonic instrument to the search unit is specially designed so that one conductor is centred inside another. The technical name for such a cable is:
• During immersion ultrasonic testing of pipe or tubing, spurious echoes may be caused by: