1|Page
EDELMAN SPI EXAM LATEST 2025/2026 ACTUAL EXAM WITH
COMPLETE QUESTIONS AND CORRECT DETAILED ANSWERS (100%
VERIFIED ANSWERS) |ALREADY GRADED A+| ||PROFESSOR
VERIFIED|| ||BRANDNEW!!!||
The wavelength of an ultrasonic wave is determined by:
a) the sound source
b) the medium through which the wave travels
c) both A and B
d) neither A nor B - ANSWER-c) both A and B
What is the wavelength of 2MHz sound in soft tissue?
a) 0.77m
b) cannot be determined
c) 1.54mm
d) 2mm - ANSWER-a) 0.77m
Which of the following terms best describes the relationship
between frequency and wavelength for sound traveling in soft
tissue?
a) reciprocal
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b) direct
c) related
d) inverse - ANSWER-d) inverse
Two sound pulses travel through the same medium. One wave's
frequency is 2MHz and the other is 10MHz. Which sound wave
has the longer period?
a) the 10MHz pulse
b) the 2MHz pulse
c) neither pulse
d) cannot be determined - ANSWER-b) the 2MHz pulse
Two sound pulses travel through the same medium. One wave's
frequency is 2MHz and the other is 10MHz. Which pulse has a
longer wavelength?
a) the 10MHz pulse
b) the 2MHz pulse
c) neither pulse
d) cannot be determined - ANSWER-b) the 2MHz pulse
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Two sound pulses travel through the same medium. One wave's
frequency is 2MHz and the other is 10MHz. Which pulse has a
lower propagation speed?
a) the 10MHz pulse
b) the 2MHz pulse
c) neither pulse
d) cannot be determined - ANSWER-c) neither pulse
Two sound pulses travel through the same medium. One wave's
frequency is 2MHz and the other is 10MHz. Which pulse has the
lowest power?
a) the 10MHz pulse
b) the 2MHz pulse
c) neither pulse
d) cannot be determined - ANSWER-d) cannot be determined
Two sound pulses travel through the same medium. One wave's
frequency is 2MHz and the other is 10MHz. Which pulse has a
longer spatial pulse length?
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a) the 10MHz pulse
b) the 2MHz pulse
c) neither pulse
d) cannot be determined - ANSWER-d) cannot be determined
True or False? Lower frequency sound creates higher quality
images with greater detail. - ANSWER-False.
What is the wavelength of 10 MHz sound in soft tissue?
a) 0.77mm
b) 0.15mm
c) 1.54mm
d) 10mm - ANSWER-b) 0.15mm
Two waves, a 5MHz ultrasonic wave and a 5kHz audible wave,
travel through soft tissue. True or False- the period of the 5MHz
wave is less than the period of the audible wave? - ANSWER-
True.
EDELMAN SPI EXAM LATEST 2025/2026 ACTUAL EXAM WITH
COMPLETE QUESTIONS AND CORRECT DETAILED ANSWERS (100%
VERIFIED ANSWERS) |ALREADY GRADED A+| ||PROFESSOR
VERIFIED|| ||BRANDNEW!!!||
The wavelength of an ultrasonic wave is determined by:
a) the sound source
b) the medium through which the wave travels
c) both A and B
d) neither A nor B - ANSWER-c) both A and B
What is the wavelength of 2MHz sound in soft tissue?
a) 0.77m
b) cannot be determined
c) 1.54mm
d) 2mm - ANSWER-a) 0.77m
Which of the following terms best describes the relationship
between frequency and wavelength for sound traveling in soft
tissue?
a) reciprocal
,2|Page
b) direct
c) related
d) inverse - ANSWER-d) inverse
Two sound pulses travel through the same medium. One wave's
frequency is 2MHz and the other is 10MHz. Which sound wave
has the longer period?
a) the 10MHz pulse
b) the 2MHz pulse
c) neither pulse
d) cannot be determined - ANSWER-b) the 2MHz pulse
Two sound pulses travel through the same medium. One wave's
frequency is 2MHz and the other is 10MHz. Which pulse has a
longer wavelength?
a) the 10MHz pulse
b) the 2MHz pulse
c) neither pulse
d) cannot be determined - ANSWER-b) the 2MHz pulse
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Two sound pulses travel through the same medium. One wave's
frequency is 2MHz and the other is 10MHz. Which pulse has a
lower propagation speed?
a) the 10MHz pulse
b) the 2MHz pulse
c) neither pulse
d) cannot be determined - ANSWER-c) neither pulse
Two sound pulses travel through the same medium. One wave's
frequency is 2MHz and the other is 10MHz. Which pulse has the
lowest power?
a) the 10MHz pulse
b) the 2MHz pulse
c) neither pulse
d) cannot be determined - ANSWER-d) cannot be determined
Two sound pulses travel through the same medium. One wave's
frequency is 2MHz and the other is 10MHz. Which pulse has a
longer spatial pulse length?
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a) the 10MHz pulse
b) the 2MHz pulse
c) neither pulse
d) cannot be determined - ANSWER-d) cannot be determined
True or False? Lower frequency sound creates higher quality
images with greater detail. - ANSWER-False.
What is the wavelength of 10 MHz sound in soft tissue?
a) 0.77mm
b) 0.15mm
c) 1.54mm
d) 10mm - ANSWER-b) 0.15mm
Two waves, a 5MHz ultrasonic wave and a 5kHz audible wave,
travel through soft tissue. True or False- the period of the 5MHz
wave is less than the period of the audible wave? - ANSWER-
True.
