Acoustics

Question 1

“akouein”

Answer 1

Acoustics

Question 2

It is the science of sound, including its production, propagation and effects.

Answer 2

Acoustics

Question 3

It is also defined as the generation, transmission, and reception of energy in the form of vibrational waves in matter.

Answer 3

Acoustics

Question 4

is the study of aerodynamic sound, generated when a fluid flow interacts with a solid surface or with another flow

Answer 4

Aeroacoustics

Question 5

is the study of how sound and buildings interact

Answer 5

Architectural Acoustics

Question 6

is the study of the use of sound by animals such as whales, dolphins and bats.

Answer 6

Bioacoustics

Question 7

is the study of the use of sound in medicine

Answer 7

Biomedical Acoustics

Question 8

is the engineering discipline behind the design of the loudspeaker

Answer 8

Loudspeaker Acoustics

Question 9

is the study of how people react to sound, hearing, perception and localization.

Answer 9

Psychological Acoustics

Question 10

is the study of the mechanical, electrical and biochemical function of hearing in living organisms.

Answer 10

Physiological Acoustics

Question 11

is the study of the detailed interaction of sound with materials and fluids

Answer 11

Physical Acoustics

Question 12

Sub-discipline of Physical Acoustics

Answer 12

Sonoluminescence and Thermoacoustics

Question 13

Emission of light by bubbles in a liquid excited by sound

Answer 13

Sonoluminescence

Question 14

Interaction of sound and heat

Answer 14

Thermoacoustics

Question 15

is the study of salient features of pediatric ultrasound

Answer 15

Wolffian Acoustics

Question 16

is the study of the propagation of sound in oceans.

Answer 16

Underwater Acoustics

Question 17

is the study of how sound is generated and measured by loudspeakers, microphones, sonar projectors, hydrophones, ultrasonic transducers, sensors.

Answer 17

Transduction

Question 18

is the study of the sound propagation in the human environment, noise health effects and noise mitigation analysis.

Answer 18

Environmental Noise

Question 19

the study of how speech is produced, the analysis of speech signals and the properties of speech transmission, storage, recognition and enhancement.

Answer 19

Speech Communication

Question 20

is the study of high frequency sound

Answer 20

Ultrasonics

Question 21

Father of modern architectural acoustics

Answer 21

Wallace Clement Sabine

Question 22

is a physical phenomenon that stimulates the sense of hearing. It is an aural sensation caused by pressure fluctuations.

Answer 22

Sound

Question 23

Categories of sound (3)

Answer 23

Music, Noise, Speech

Question 24

attribute of auditory sensation in terms of w/c sound may be ordered on a scale primarily related to frequency

Answer 24

Pitch

Question 25

Volume or amplitude of sound; Strength of sound

Answer 25

Loudness

Question 26

Tone color; Characteristic tonal quality of sound

Answer 26

Timbre

Question 27

Speed of sound

Answer 27

Tempo

Question 28

Relates to sonic time patterm

Answer 28

Rhythm

Question 29

way sound begins

Answer 29

Attack

Question 30

how long sound blast

Answer 30

Duration

Question 31

how fast sound fades

Answer 31

Decay

Question 32

It is equal to the ratio of object speed to speed of sound

Answer 32

Mach Number

Question 33

Classes of speech (3)

Answer 33

- plosive sound - voiced sound - unvoiced sound

Question 34

Results from the complete closure of our vocal tract resulting in air pressure becoming extremely high behind the closure.

Answer 34

Plosive Sound

Question 35

Are produced when our vocal chords vibrate as a result of our lungs generating sufficient pressure to open our vocal folds.

Answer 35

Voiced Sound

Question 36

Refer to the period of time when our vocal folds are normally open, allowing air to pass from our lungs freely into the rest of our vocal tract

Answer 36

Unvoiced Sound

Question 37

Threshold of hearing

Answer 37

0 dB

Question 38

Average conversation

Answer 38

60 dB

Question 39

Threshold of Pain

Answer 39

120 dB