Free Exam: PHYSICS: Chap 12: Chapter 12 - Practice Quiz
Number of Questions in Test: 27
Number of Questions in Preview: 5
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Register nowQuestion 1
[cmimg]0/7499281_PKTEVIEY.png[/cmimg]
Varying the excitation voltage to each crystal in the group used to form the transmitted ultrasound pulse is called:
Varying the excitation voltage to each crystal in the group used to form the transmitted ultrasound pulse is called:
| Type: | Multiple choice |
| Points: | 1 |
| Randomize answers: | No |
Question 2
[cmimg]0/7499281_JJ8FTHW9.png[/cmimg]The type of transducer whose beam steering is done by element selection is a/an:
| Type: | Multiple choice |
| Points: | 1 |
| Randomize answers: | Yes |
Question 3
[cmimg]0/7499281_BLTPF76U.png[/cmimg]
Which of the following types of transducers could produce grating lobes?
Which of the following types of transducers could produce grating lobes?
| Type: | Multiple choice |
| Points: | 1 |
| Randomize answers: | Yes |
Question 4
[cmimg]0/7499281_DBG1HDGT.png[/cmimg]Which of the following transducer systems produces an image that, throughout the entire depth, is approximately as wide as the transducer itself?
| Type: | Multiple choice |
| Points: | 1 |
| Randomize answers: | Yes |
Question 5
[cmimg]0/7499281_1G4TE60L.png[/cmimg]
Which transducers steer the beam with a motor and focus the beam with an acoustic lens or a curved PZT element?
Which transducers steer the beam with a motor and focus the beam with an acoustic lens or a curved PZT element?
| Type: | Multiple choice |
| Points: | 1 |
| Randomize answers: | Yes |