Destructive waves - Study guides, Class notes & Summaries
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PHYS 1260 Exam 4 with correctly explained test.
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PHYS 1260 Exam 4 with correctly explained test. 
 
 
 
 
 
 
 
 
Superposition and Interference - correct answers.- same wave + same wave = reinforcement 
- two opposite waves = cancellation 
- two similar waves = partial cancellation 
- interference patterns of overlapping waves from 2 vibrating sources 
- interference pattern = caused by interference b/w a pair of waves 
- constructive interference produces bright region where waves reinforce each other (waves arriving in phase) 
- destructiv...
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HSC 4502 Unit 2 Exam with correct answers 2024
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The valve between the right atrium and right ventricle is named because it has _____. - answers-three cusps 
 
A small patch of tissue called the _____ acts as the pacemaker of the heart. - answers-sinoatrial node 
 
_____ samples the blood in each heart chamber for oxygen content and pressure. - answers-cardiac catheterization 
 
The simplest form of atherosclerosis is _____, which are thin, flat discolorations in the arteries that can enlarge and become thicker as they grow in length. - answer...
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ARDMS SPI Exam (Latest 2023/ 2024 Update) Questions and Verified Answers| 100% Correct| Grade A
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ARDMS,SPI Exam (Latest 2023/ 2024 Update) Questions and Verified Answers| 100% Correct| Grade A 
 
Q: What does rarefied mean? 
 
 
Answer: 
Stretched apart 
 
 
 
Q: Sound travels in a ________ line. 
 
 
Answer: 
Straight 
 
 
 
Q: Sound waves are ____________ waves. 
 
 
Answer: 
Longitudinal 
 
 
 
Q: What is the propagation speed dependent on? 
 
 
Answer: 
The medium 
 
 
 
Q: Are there any biologic effects on tissue? 
 
 
Answer: 
No 
 
 
 
Q: Sound waves are identified by 
 
 
Answer: 
O...
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SONOGRAPHY CANADA PHYSICS CORE EXAM 2023-2024.
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SONOGRAPHY CANADA PHYSICS CORE EXAM . 
what is media/medium - ANSWER biological tissue 
what do all waves carry from one location to another - ANSWER energy 
sound is a ____________ wave in which particles in the medium move - ANSWER 
mechanical 
where can sound not travel - ANSWER in a vacuum 
are sound waves transverse or longitudinal waves - ANSWER longitudinal 
the effects of the medium upon the sound wave - ANSWER acoustic propagation properties 
what are used to distinguish between sound w...
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SONOGRAPHY CANADA PHYSICS CORE EXAM 2023-2024.
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SONOGRAPHY CANADA PHYSICS CORE EXAM . 
what is media/medium - ANSWER biological tissue 
what do all waves carry from one location to another - ANSWER energy 
sound is a ____________ wave in which particles in the medium move - ANSWER 
mechanical 
where can sound not travel - ANSWER in a vacuum 
are sound waves transverse or longitudinal waves - ANSWER longitudinal 
the effects of the medium upon the sound wave - ANSWER acoustic propagation properties 
what are used to distinguish between sound w...
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SONOGRAPHY CANADA PHYSICS CORE EXAM 2023-2024.
- Exam (elaborations) • 23 pages • 2024
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SONOGRAPHY CANADA PHYSICS CORE EXAM . 
what is media/medium - ANSWER biological tissue 
what do all waves carry from one location to another - ANSWER energy 
sound is a ____________ wave in which particles in the medium move - ANSWER 
mechanical 
where can sound not travel - ANSWER in a vacuum 
are sound waves transverse or longitudinal waves - ANSWER longitudinal 
the effects of the medium upon the sound wave - ANSWER acoustic propagation properties 
what are used to distinguish between sound w...
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SONOGRAPHY CANADA PHYSICS CORE QUESTIONS WITH COMPLETE SOLUTIONS
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what is media/medium correct answer: biological tissue 
 
what do all waves carry from one location to another correct answer: energy 
 
sound is a ____________ wave in which particles in the medium move correct answer: mechanical 
 
where can sound not travel correct answer: in a vacuum 
 
are sound waves transverse or longitudinal waves correct answer: longitudinal 
 
the effects of the medium upon the sound wave correct answer: acoustic propagation properties 
 
what are used to disting...
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Edelmen's SPI Exam Review 2024 GRADED A
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Sound waves are: 
a) electric 
b) mechanical, transverse 
c) spectral 
d) longitudinal, mechanical -answers - D 
 
The speed of sound of ultrasound in soft tissue is closest to: 
a) 1,540 km/sec 
b) 1.54 km/sec 
c) 1,500 m/s 
d) 1,540 mm/sec -answers - C 
 
Which is not an acoustic variable? 
a) density 
b) pressure 
c) distance 
d) intensity -answers - D 
 
The effects of soft tissue on ultrasound are called: 
a) acoustic proliferation properties 
b) dynamic effects 
c) acoustic pr...
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Sonography Principles and Instrumentations (SPI) Examination Outline 2024 questions and answers.
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Sound 
- a form of mechanical energy produced by vibrating objects that is transmitted by pressure waves through a medium 
 
- needs a medium with particles to travel/propagate 
 
- cannot travel in a vacuum (medium with no particles) 
 
 
 
Mechanical Energy 
- has to be transmitted 
 
- propagated from one point to another 
 
- need a medium (can't propagate without a medium) 
 
 
 
Cycle 
- used to describe any changes in particle motion (particle displacement, density, or molecules, pressur...
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Edelmen's SPI Exam Review Questions With 100% Correct Answers 2024
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Edelmen's SPI Exam Review Questions With 100% Correct Answers 
2024 
Sound waves are: 
a) electric 
b) mechanical, transverse 
c) spectral 
d) longitudinal, mechanical - ANS-D 
The speed of sound of ultrasound in soft tissue is closest to: 
a) 1,540 km/sec 
b) 1.54 km/sec 
c) 1,500 m/s 
d) 1,540 mm/sec - ANS-C 
Which is not an acoustic variable? 
a) density 
b) pressure 
c) distance 
d) intensity - ANS-D 
The effects of soft tissue on ultrasound are called: 
a) acou...
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Edelmen's SPI Exam Review Test Answered 100% Correctly!
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Edelman SPI review questions & Answers 2023. 
______ is the distance covered by one cycle. 
a) pulse length 
b) wavelength 
c) cycle distance 
d) cycle duration 
 
______ is the time to complete one cycle 
a) pulse duration 
b) pulse period 
c) period 
d) duration period 
 
________ is a redirection of an ultrasound bean in many directions as a result of a rough boundary between two media: 
a) refraction 
b) Rayleigh Scattering 
c) scattering 
d) reflection 
 
_________ resolution is...
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