Q. In an A scan presentation, the horizontal base line represents the: (Solved)
1. Amount of refracted ultrasonic sound energy
2. Distance traveled by the search unit
3. Elapsed time or distance
4. None of the above
- c. Elapsed time or distance
1. Amount of refracted ultrasonic sound energy
2. Distance traveled by the search unit
3. Elapsed time or distance
4. None of the above