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Physics Test #1 Chapter 2 Part 1

29 Questions  I  By KFeyler
Physics Test #1 Chapter 2 Part 1

  
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Question Excerpt

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