Physics Test #1 Chapter 2 Part 1

29 Questions  I  By KFeyler

  
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Question Excerpt

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