AET Final PASSED Actual Exam Questions and CORRECT Answers
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Course
AET
Institution
AET
AET Final PASSED Actual Exam Questions
and CORRECT Answers
A sound wave is made up of a series of: - CORRECT ANSWER- - compressions and
rarefactions
- Increased and decreased air pressure
- crests and troughs
-all of the above
The speed of sound at sea level, 70 degrees Fahrenheit is: - ...
AET Final PASSED Actual Exam Questions
and CORRECT Answers
A sound wave is made up of a series of: - CORRECT ANSWER✔✔- - compressions and
rarefactions
- Increased and decreased air pressure
- crests and troughs
-all of the above
The speed of sound at sea level, 70 degrees Fahrenheit is: - CORRECT ANSWER✔✔- 1130
feet per second
Hertz in measurements of: - CORRECT ANSWER✔✔- frequency
What is the relationship between two tones in which one is an octave above the other -
CORRECT ANSWER✔✔- Their frequency differ by a factor of two
The ratio unit we use for measuring amplitude is: - CORRECT ANSWER✔✔- dB
The external structure of the ear is called: - CORRECT ANSWER✔✔- pinna
How we perceive frequency is called - CORRECT ANSWER✔✔- pitch
____________ begins as a vibration, travels through an elastic medium and loses energy over
time - CORRECT ANSWER✔✔- sound
Threshold of hearing id defined as: - CORRECT ANSWER✔✔- 0dB
Timbre is determined largely by: - CORRECT ANSWER✔✔- overtones
, A single, pure tone that contains no harmonics or overtones is known as a: - CORRECT
ANSWER✔✔- sine wave
PTS, or permanent threshold shift, is identified by a ringing, whistling or buzzing sound in
the ears even though no loud sounds are present. This is called: - CORRECT ANSWER✔✔-
tinnitus
How we perceive amplitude is called - CORRECT ANSWER✔✔- loudness
The "texture" , "color", or "quality" of a sound is called its: - CORRECT ANSWER✔✔-
Timbre
The graphic representation of a wave's compression and rarefaction patterns, shown as
amplitude and time is called a/an: - CORRECT ANSWER✔✔- waveform
Approximately how long would the wavelength of the lowest note (27 Hz) of the piano be? -
CORRECT ANSWER✔✔- 47 feet
When sound waves mostly coincide in their compression and rarefaction cycles, they are said
to be: - CORRECT ANSWER✔✔- constructive
The organ where sound becomes electrical impulse in the human head is called: - CORRECT
ANSWER✔✔- the auditory canal
The lowest frequency found in a complex tone, like a note played an a piano, is called the: -
CORRECT ANSWER✔✔- Fundamental
One octave above 125 Hz is - CORRECT ANSWER✔✔- 250 Hz
The sensitivity of our hearing in relation to frequency is illustrated in the - CORRECT
ANSWER✔✔- equal-loudness principle
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