What type of search unit allows the greatest resolving power with standard ultrasonic testing equipment?

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:
• 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:
• Ultrasonic testing of material where the search unit is in direct contact with the material being tested may be:
• The piezoelectric material in a search unit which vibrates to produce ultrasonic waves is called:
• 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:
• 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:
• Under most circumstances, which of the following frequencies would result in the best resolving power?
• Resolving power of a transducer is directly proportional to its:
• Which of the following frequencies would probably result in the greatest ultrasonic attenuation losses?
• In immersion testing, the position of the search unit is often varied to transmit sound into the test part at various angles to the front surface. Such a procedure is referred to as: