, TESTBANK FOR Acoustic Methods for Speech Science First Edition Kent
Important Notes
The file organized chapter by chapter.
A sample of selected pages has been provided for preview.
All available appendices and Excel files (if included in the original resources) are
provided.
We continuously update our files to ensure you receive the latest and most accurate
editions.
New editions are added regularly – stay connected for updates!
⚠️Note on Answer Keys: If the answer key is not included within the chapter
questions, you will find the complete answers and solutions at the end of each
chapter.
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,Sample Examination Questions for Chapter 1
Fill in the blanks
A doubling of frequency is called a/n [__________].
The subjective psychological sensation of sound frequency is called [__________].
The amplitude of the harmonic spectrum decreases with increasing frequency by about
[__________] dB per octave. Enter a number as your answer (no decimals).
The amplitude of the [__________] spectrum decreases with increasing frequency. Please
use the appropriate terminology.
The [__________] harmonic is also known as fundamental frequency (f0).
Each multiple integer of the fundamental frequency is a [__________].
When f0 changes, the spacing between the [__________] also changes.
The vibratory response to an applied force is called [__________].
The [__________] can act as a variable resonator.
The vocal tract can act as a variable [__________].
The resonance characteristics of the vocal tract and the ear canal can roughly be modeled
after a [__________________________] shaped tube open at one end.
If the second harmonic is 200 Hz and the third harmonic is 300 Hz, what is f0? Answer:
f0 is [__________] Hz. Please enter a number as your answer (no decimals).
If the second harmonic is 100 Hz and the third harmonic is 150 Hz, what is f0? Answer:
f0 is [____] Hz. Please enter a number as your answer (no decimals).
If the first harmonic is 200 Hz, what will the second harmonic be? Answer: f0 is
[______] Hz. Please enter a number as your answer (no decimals).
If the fifth harmonic is 1000 Hz and the sixth harmonic is 1200 Hz, what is f0? Answer:
f0 is [_____] Hz. Please enter a number as your answer (no decimals).
Shaping the vocal tract differently creates various peaks of [____________].
A peak of resonance in the vocal tract is also known as a [_____________].
,The glottal [____________] is filtered according to the frequency response of the vocal
tract filter. Use terminology that is consistent with the one used in our materials.
If the period is 0.04 s, what will the frequency be? [_____] Hz.
For a tube that is open at one end and has a length of 10 cm, what will the first resonance
be? [_______] Hz
True/False questions
Pitch and f0 are the same thing. T F
Fundamental frequency is f0. T F
Different rates of vocal fold vibration result in f0 changes. T F
The pitch of a given speaker is always the same. T F
Different rates of vocal fold vibration do not result in f0 changes. T F
Fundamental frequency is measured in seconds. T F
The shorter the period, the higher the frequency will be. T F
The shape of the vocal tract is fixed. T F
The sound source can be periodic or aperiodic. T F
Resonators initiate sound energy. T F
Multiple choice and multiple answer questions
What is the fundamental frequency of a typical (average) adult male speaker? Choose the
most appropriate answer.
123 Hz
211 Hz
279 Hz
87 Hz
325 Hz
440 Hz
What is the fundamental frequency of a typical (average) adult female speaker? Choose
the most appropriate answer.
123 Hz
211 Hz
279 Hz
65 Hz
, 325 Hz
440 Hz
If the period is 0.04 s, what will the frequency be?
0 Hz
25 Hz
275 Hz
500 Hz
875 Hz
For a tube that is open at one end and has a length of 10 cm, what will the first resonance
be?
0 Hz
25 Hz
275 Hz
500 Hz
875 Hz
The same single speaker may raise or lower their own fundamental frequency for a variety
of reasons. Some of those are listed below. Select all correct answers that apply.
When asking questions.
Due to physical height differences.
To indicate stress.
To signal phrase and utterance boundaries.
A single speaker cannot change their f0.
While whispering.
The same single speaker may raise or lower their own fundamental frequency for a variety
of reasons. Some of those are listed below. Select all correct answers that apply.
To express emotions.
Due to physical height differences.
To indicate stress.
To mark voicelessness.
While whispering.
For emphasis.
The same single speaker may raise or lower their own fundamental frequency for a variety
of reasons. Some of those are listed below. Select all correct answers that apply.
Due to physical height differences.
To signal phrase and utterance boundaries.
For emphasis.
To mark voicelessness.
A single speaker cannot change their f0.
To express emotions.
The resonances of a vocal tract depend on various factors discussed in the text. Some of
those factors are listed below. Select all correct answers (major factors that affect resonances)
that apply.
, viscous forces
open or closed ends of the tube
mechanical coupling stiffness
the emotional state of the speaker
length of the tube
The resonances of a vocal tract depend on various factors discussed in the text. Some of
those factors are listed below. Select all correct answers (major factors that affect resonances)
that apply.
shape of the tube
size of the opening(s) of the tube
Bernoulli effect
viscous forces
the emotional state of the speaker
The resonances of a vocal tract depend on various factors discussed in the text. Some of
those factors are listed below. Select all correct answers (major factors that affect resonances)
that apply.
mechanical coupling stiffness
Bernoulli effect
open or closed ends of the tube
size of the opening(s) of the tube
viscous forces
,Sample Examination Questions for Chapter 2
Fill in the blanks
This process converts the amplitude or energy level of the samples from analog to digital form. [.
___________]
Undersampling and not using a low-pass filter can result in frequencies appearing as “fake”
lower frequencies. This is called [_______________].
[_______] signals (like computerized audio files) have discrete sample points and are not
continuous in time.
[__________________] signals (like cassette tape recordings) are continuous in time.
Speech sounds, musical tones, and displacement of middle ear bones are all examples of
[______________________] signals.
Computerized sound files are examples of [_________] signals.
If you were about to do a recording, and the highest frequency of interest were 2000 Hz, your
minimum sampling rate would have to be [_______] Hz. Consider the Nyquist theorem.
Having a sampling rate of 20000 Hz means that [_________] samples were taken per second.
How many levels does a 2-bit system have? [__]
A system with 4 levels has a quantization rate of [__] bits.
[____________] happens when higher frequencies appear as “fake” lower frequencies.
,The [________________] filter basically boosts higher frequencies.
The presampling or [_____________] filter rejects the energy above the highest frequency of
interest.
[____________] literally means converting to numbers so that the information can be stored in a
numeric format.
In order to represent the original signal well, a sufficient number samples need to be taken at
given intervals. This process is known as [_________].
Based on Nyquist’s (1928) sampling theorem, the minimum number of samples needed is
[________________] the highest frequency of interest.
The horizontal axis of the waveform represents [______]. Your answer should be one word.
The vertical axis of the waveform represents [__________]. Your answer should be one word.
The horizontal axis of the spectrogram represents [______]. Your answer should be one word.
The vertical axis of the spectrogram represents [____________]. Your answer should be one
word.
On a spectrogram, [__________] is represented by different colors or shades of gray.
The Fast Fourier Transform shows [___________] on the horizontal axis.
The Fast Fourier Transform shows [_______] on the vertical axis.
The LPC shows [__________] on the horizontal axis.
,The LPC shows [__________] on the vertical axis.
On a wide-band spectrogram, the vertical striations indicate [__________] pulses.
A spectrogram is the composite of a series of [____________________] over time with a time-
frequency-intensity display.
Identify the display:
[______________] or [________________________]
Identify the display:
[____________] or [______________________]
Identify the display:
Important Notes
The file organized chapter by chapter.
A sample of selected pages has been provided for preview.
All available appendices and Excel files (if included in the original resources) are
provided.
We continuously update our files to ensure you receive the latest and most accurate
editions.
New editions are added regularly – stay connected for updates!
⚠️Note on Answer Keys: If the answer key is not included within the chapter
questions, you will find the complete answers and solutions at the end of each
chapter.
✅ Why Buy From Us?
📚 Complete & organized chapter-by-chapter – no missing content, no guessing.
⚡ Instant digital delivery – get your file the moment you pay, no waiting.
📅 Always up to date – we track new editions so you always get the latest version.
💬 Friendly support – real humans ready to help, anytime you need us.
🔒 Safe & secure – thousands of satisfied students trust us every semester.
🛡️Our Guarantees
💰 Money-Back Guarantee: Not satisfied? We offer a full refund – no questions asked.
🔄 Wrong File? No Problem: Contact us and we will replace it immediately with the
correct version, free of charge.
⏰ 24/7 Support: We are always here – reach out anytime and expect a fast response.
,Sample Examination Questions for Chapter 1
Fill in the blanks
A doubling of frequency is called a/n [__________].
The subjective psychological sensation of sound frequency is called [__________].
The amplitude of the harmonic spectrum decreases with increasing frequency by about
[__________] dB per octave. Enter a number as your answer (no decimals).
The amplitude of the [__________] spectrum decreases with increasing frequency. Please
use the appropriate terminology.
The [__________] harmonic is also known as fundamental frequency (f0).
Each multiple integer of the fundamental frequency is a [__________].
When f0 changes, the spacing between the [__________] also changes.
The vibratory response to an applied force is called [__________].
The [__________] can act as a variable resonator.
The vocal tract can act as a variable [__________].
The resonance characteristics of the vocal tract and the ear canal can roughly be modeled
after a [__________________________] shaped tube open at one end.
If the second harmonic is 200 Hz and the third harmonic is 300 Hz, what is f0? Answer:
f0 is [__________] Hz. Please enter a number as your answer (no decimals).
If the second harmonic is 100 Hz and the third harmonic is 150 Hz, what is f0? Answer:
f0 is [____] Hz. Please enter a number as your answer (no decimals).
If the first harmonic is 200 Hz, what will the second harmonic be? Answer: f0 is
[______] Hz. Please enter a number as your answer (no decimals).
If the fifth harmonic is 1000 Hz and the sixth harmonic is 1200 Hz, what is f0? Answer:
f0 is [_____] Hz. Please enter a number as your answer (no decimals).
Shaping the vocal tract differently creates various peaks of [____________].
A peak of resonance in the vocal tract is also known as a [_____________].
,The glottal [____________] is filtered according to the frequency response of the vocal
tract filter. Use terminology that is consistent with the one used in our materials.
If the period is 0.04 s, what will the frequency be? [_____] Hz.
For a tube that is open at one end and has a length of 10 cm, what will the first resonance
be? [_______] Hz
True/False questions
Pitch and f0 are the same thing. T F
Fundamental frequency is f0. T F
Different rates of vocal fold vibration result in f0 changes. T F
The pitch of a given speaker is always the same. T F
Different rates of vocal fold vibration do not result in f0 changes. T F
Fundamental frequency is measured in seconds. T F
The shorter the period, the higher the frequency will be. T F
The shape of the vocal tract is fixed. T F
The sound source can be periodic or aperiodic. T F
Resonators initiate sound energy. T F
Multiple choice and multiple answer questions
What is the fundamental frequency of a typical (average) adult male speaker? Choose the
most appropriate answer.
123 Hz
211 Hz
279 Hz
87 Hz
325 Hz
440 Hz
What is the fundamental frequency of a typical (average) adult female speaker? Choose
the most appropriate answer.
123 Hz
211 Hz
279 Hz
65 Hz
, 325 Hz
440 Hz
If the period is 0.04 s, what will the frequency be?
0 Hz
25 Hz
275 Hz
500 Hz
875 Hz
For a tube that is open at one end and has a length of 10 cm, what will the first resonance
be?
0 Hz
25 Hz
275 Hz
500 Hz
875 Hz
The same single speaker may raise or lower their own fundamental frequency for a variety
of reasons. Some of those are listed below. Select all correct answers that apply.
When asking questions.
Due to physical height differences.
To indicate stress.
To signal phrase and utterance boundaries.
A single speaker cannot change their f0.
While whispering.
The same single speaker may raise or lower their own fundamental frequency for a variety
of reasons. Some of those are listed below. Select all correct answers that apply.
To express emotions.
Due to physical height differences.
To indicate stress.
To mark voicelessness.
While whispering.
For emphasis.
The same single speaker may raise or lower their own fundamental frequency for a variety
of reasons. Some of those are listed below. Select all correct answers that apply.
Due to physical height differences.
To signal phrase and utterance boundaries.
For emphasis.
To mark voicelessness.
A single speaker cannot change their f0.
To express emotions.
The resonances of a vocal tract depend on various factors discussed in the text. Some of
those factors are listed below. Select all correct answers (major factors that affect resonances)
that apply.
, viscous forces
open or closed ends of the tube
mechanical coupling stiffness
the emotional state of the speaker
length of the tube
The resonances of a vocal tract depend on various factors discussed in the text. Some of
those factors are listed below. Select all correct answers (major factors that affect resonances)
that apply.
shape of the tube
size of the opening(s) of the tube
Bernoulli effect
viscous forces
the emotional state of the speaker
The resonances of a vocal tract depend on various factors discussed in the text. Some of
those factors are listed below. Select all correct answers (major factors that affect resonances)
that apply.
mechanical coupling stiffness
Bernoulli effect
open or closed ends of the tube
size of the opening(s) of the tube
viscous forces
,Sample Examination Questions for Chapter 2
Fill in the blanks
This process converts the amplitude or energy level of the samples from analog to digital form. [.
___________]
Undersampling and not using a low-pass filter can result in frequencies appearing as “fake”
lower frequencies. This is called [_______________].
[_______] signals (like computerized audio files) have discrete sample points and are not
continuous in time.
[__________________] signals (like cassette tape recordings) are continuous in time.
Speech sounds, musical tones, and displacement of middle ear bones are all examples of
[______________________] signals.
Computerized sound files are examples of [_________] signals.
If you were about to do a recording, and the highest frequency of interest were 2000 Hz, your
minimum sampling rate would have to be [_______] Hz. Consider the Nyquist theorem.
Having a sampling rate of 20000 Hz means that [_________] samples were taken per second.
How many levels does a 2-bit system have? [__]
A system with 4 levels has a quantization rate of [__] bits.
[____________] happens when higher frequencies appear as “fake” lower frequencies.
,The [________________] filter basically boosts higher frequencies.
The presampling or [_____________] filter rejects the energy above the highest frequency of
interest.
[____________] literally means converting to numbers so that the information can be stored in a
numeric format.
In order to represent the original signal well, a sufficient number samples need to be taken at
given intervals. This process is known as [_________].
Based on Nyquist’s (1928) sampling theorem, the minimum number of samples needed is
[________________] the highest frequency of interest.
The horizontal axis of the waveform represents [______]. Your answer should be one word.
The vertical axis of the waveform represents [__________]. Your answer should be one word.
The horizontal axis of the spectrogram represents [______]. Your answer should be one word.
The vertical axis of the spectrogram represents [____________]. Your answer should be one
word.
On a spectrogram, [__________] is represented by different colors or shades of gray.
The Fast Fourier Transform shows [___________] on the horizontal axis.
The Fast Fourier Transform shows [_______] on the vertical axis.
The LPC shows [__________] on the horizontal axis.
,The LPC shows [__________] on the vertical axis.
On a wide-band spectrogram, the vertical striations indicate [__________] pulses.
A spectrogram is the composite of a series of [____________________] over time with a time-
frequency-intensity display.
Identify the display:
[______________] or [________________________]
Identify the display:
[____________] or [______________________]
Identify the display:
