Free Exam: PHYSICS: Chap 14: Instrumentation - Homework
Number of Questions in Test: 24
Number of Questions in Preview: 5
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Which choice is best when the image on your ultrasound system displays reflectors only in a region far from the transducer but not reflectors in a region close to the transducer?
| Type: | Multiple choice |
| Points: | 1 |
| Randomize answers: | Yes |
Question 2
Which choice is best when the image on your ultrasound system is saturated (too bright everywhere)?
| Type: | Multiple choice |
| Points: | 1 |
| Randomize answers: | Yes |
Question 3
Which choice is best when the image on your ultrasound system displays only bright reflectors but no weak reflectors anywhere throughout the image?
| Type: | Multiple choice |
| Points: | 1 |
| Randomize answers: | Yes |
Question 4
Which choice is best when the image on your ultrasound system displays only reflectors in a region close to the transducer but not deep?
| Type: | Multiple choice |
| Points: | 1 |
| Randomize answers: | Yes |
Question 5
An ultrasound system is operating at 100% power and the power setting is 0 dB. What would the power setting be when the system is operating at 50% power?
| Type: | Multiple choice |
| Points: | 1 |
| Randomize answers: | Yes |