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Edelman SPI Exam /Edelman SPI Exam Preparation/Edelman SPI Practice Exam With Questions And Correct Answers| Newest Exam Version!!!

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Edelman SPI Exam /Edelman SPI Exam Preparation/Edelman SPI Practice Exam With Questions And Correct Answers| Newest Exam Version!!!

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Edelman SPI
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Edelman SPI

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Uploaded on
November 24, 2025
Number of pages
70
Written in
2025/2026
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Edelman SPI Exam /Edelman SPI Exam
Preparation/Edelman SPI Practice Exam With
Questions And Correct Answers| Newest Exam
Version!!!
Sound waves are:
a) electric
b) mechanical, transverse
c) spectral
d) longitudinal, mechanical - Answer-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 - Answer-C


Which is not an acoustic variable?
a) density
b) pressure
c) distance

,2|Page


d) intensity - Answer-D


The effects of soft tissue on ultrasound are called:
a) acoustic proliferation properties
b) dynamic effects
c) acoustic propagation properties
d) biological effects - Answer-C


All of the following are true EXCEPT:
a) two waves with identical frequencies must interfere
constructively.
b) constructive interference is associated with waves that
are in-phase.
c) out-of-phase waves interfere destructively.
d) waves of different frequencies may exhibit both
constructive and destructive interference at different times.
- Answer-A


Put in decreasing order:
a) deca
b) deci

,3|Page


c) micro
d) centi - Answer-abdc


______ is the time to complete one cycle
a) pulse duration
b) pulse period
c) period
d) duration period - Answer-C


Which of the following sound waves is ultrasonic and least
useful in diagnostic imaging?
a) 30 KHz
b) 8 Mhz
c) 8,000 Hz
d) 3,000 Hz
e) 15 Hz - Answer-A


______ is the distance covered by one cycle.
a) pulse length
b) wavelength

, 4|Page


c) cycle distance
d) cycle duration - Answer-B


Which of the following is determined by the source and the
medium?
a) frequency
b) period
c) propagation speed
d) range resolution - Answer-D


Propagation speed = _______ x wavelength
a) pulse duration
b) period
c) # of cycles in the pulse
d) frequency - Answer-D


As a result of _____ the propagation speed increases.
a) increasing stiffness and increasing density
b) increasing stiffness and increasing elasticity
c) decreasing compressibility and decreasing density

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