10 Question UT quiz

1. An alloyed metal contains:

2. The incident angle at which the transmitted longitudinal wave first ceases to exist in the refracting medium is the:

3. An ultrasonic testing instrument that displays pulses representing the magnitude of reflected ultrasound as a function of time is referred to as:

4. Increasing the frequency of an ultrasonic longitudinal wave will result in ___________in the velocity of that wave.

5. The moving of a probe along a test surface either manually or automatically is referred to as:

6. The area in front of a transducer where there are extensive fluctuations in the sound field is called the:

7. Longitudinal waves are also called:

8. The equation describing wavelength in terms of velocity and frequency is:

9. What is used to support the active element and dampen the transducers characteristics?

10. Surface or Rayleigh waves travelling along the surface of relative thick solid material, penetrate to a depth of approximately:

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