10 Question UT quiz

1. The accuracy of an ultrasonic thickness test is influenced by?

2. Which of the following probes is most commonly used for testing welded metals for laminations before angle beam inspection.

3. When using a compression and shear wave of the same wavelength, which of the following media will transmit both modes:

4. When a wave encounters an interface at an oblique angle, what takes place at the interface due to the different sound velocities

5. Near surface resolution is a characteristic of an ultrasonic testing system which defines its ability to:

6. When sound travels through a medium:

7. Which of the following defects are to be found in an aluminium casting?

8. Longitudinal waves are also called:

9. The purpose of the backing material in a transducer is to:

10. Which of the following are defects found in welds?

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