Physics Test #1 Chapter 2 Part 1

29 Questions  I  By KFeyler

  
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Question Excerpt

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1.  If Frequency in Soft Tissue is Doubled, Propagation Speed is _________....
2.  If two media have different stiffness, the one with the higher stiffness will have the higher propagation speed.
A.
B.
3.  Propagation Speed Increases if ____________ is Increased.
4.  If Wavelength is 2mm and the frequency is Doubled the Wavelength becomes__________mm
5.  Solids have higher propagation speeds than liquids because they have greater
A.
B.
6.  The average Propagation Speed in soft tissues is ?
A.
B.
C.
D.
7.  Period decreases as ____________ increases.
8.  Period is the ______ that it takes for one cycle to occur.
9.  Propagation Speed in Bone is ______ than in Soft Tissue.
10.  Wavelength is the length of ______ over which one cycle occurs
11.  Sound is a _____________wave *More than 1 correct answer*
A.
B.
C.
12.  The _________ and_________ of a medium determine Propagation Speed
13.  Sound travels fastest in?
A.
B.
C.
D.
E.
14.  From given values for propagation speed and frequency, which of the following can be calculated?
A.
B.
C.
D.
E.
15.  Sounds travels slowest in?
A.
B.
16.  Frequency is a measure of how many ______ an acoustic variable goes through in a second.
17.  Wavelength is equal to _________ ________ divided by _________
18.  Sound is a traveling variation in quantities called?
19.  It takes ________us for ultrasound to travel 1.54cm  in Soft Tissue
20.  Propagation Speed is determined by
A.
B.
C.
D.
E.
21.  Wavelength in Soft Tissue _________ as Frequency Increases
22.  Which of the following frequencies are in the Ultrasound Range?
A.
B.
C.
D.
E.
23.  A wave is a traveling variation in quantities called?
24.  Propagation Speed is the speed with which a ________ moves through a medium in 1 second.
25.  Acoustic Variables include __________, __________, and __________ _________*3 Variables*
A.
B.
C.
D.
26.  The wavelength of 7-MHz ultrasound in soft tissue is __________mm
27.  Which of the following are Acoustic Variables? ***More than one correct answer***
A.
B.
C.
D.
E.
28.  Ultrasound is a sound with a frequency greater than ________Hz
29.  The unit of frequency is ______, which is abbreviated________
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