McqMate
Q. |
The divergence of an ultrasonic beam is dependant on: |
A. | Transducer wavelength and diameter |
B. | Test specimen density |
C. | The sound wave's angle of incidence |
D. | The degree of damping of the ultrasonic transducer |
Answer» A. Transducer wavelength and diameter |
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Non Destructive Testing and Evaluation