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Take a 21 question quiz to test and certify your knowledge of the tutorial-video course
AudioPedia 101 - Sound Waves & Hearing.
Get a mark of 80% or higher to pass this quiz!
1
20 kHz is...
2 Hz
2 million Hertz
2 thousand Hertz
20 thousand Hertz
2
Multiple simultaneous sine wave frequencies in a vibrating object are...
harmonies & unisons
harmonics & overtones
melodies and harmonies
harmonies & octaves
3
The perceptual quality associated with the physical property of Frequency is...
pitch
loudness
time
timbre
4
A ringing in the ear caused by temporary or permanent hearing damage is...
the Megadeth syndrome
tinnitus
a bell curve
the doorbell syndrome
5
Clipping of an analog wave...
is an inaudible change of the waveshape
shortens the notes in a musical phrase
creates distortion harmonics
creates sub frequencies
6
Headroom is...
the space above your head
the difference between dBu and dbV
the difference between average & peak level
the ceiling height inside an iso-booth
7
The three physical properties of sound are...
bass, mid and treble
high, medium, & low pressure
loudness, pitch, & voltage
amplitude, frequency, & waveshape
8
The deciBel scale measures...
pitch
amplitude
timbre
time
9
dBspl and dBu measure (respectively)...
voltage & current
power & voltage
acoustic sound pressure & voltage
voltage & power
10
In a waveform graph the vertical & horizontal axes represent...
amplitude & frequency
frequency & timbre
amplitude & time
timbre & amplitude
11
A transient is...
the tail of a long reverb
a short recording session
the decaying portion of a note
the initial impact at the beginning of a note
12
A graph of equal-loudness contours for human hearing is called...
Frequency-Waveform graph
Frequency-Modulation graph
Fletcher-Munson graph
Freddy-Mercury graph
13
The (approximate) frequency limits of human hearing are...
0 Hz - 100 kHz
10 Hz to 10 kHz
100 Hz - 10 kHz
20 Hz - 20 kHz
14
Unity Gain means...
no change in amplitude between input & output
both left & right speakers are at the same level
all tracks in a mix are at the same level
440 kHz
15
An acoustic sound wave consists of...
variation in watt
variations in current
variations in air pressure
variations in voltage
16
The so-called Threshold of Pain for human hearing is approximately...
180 dBspl
440 dBspl
100 dBspl
120 dBspl
17
An analog sound wave is...
a numerical sequence
a stepped wave
a continuous wave
a wavetable
18
The perceptual quality associated with the physical property of Amplitude is...
time
timbre
loudness
pitch
19
A transient usually corresponds to...
the peak level of a note
the average level of a note
the overall length of a note
the pitch of a note
20
The varying high & low pressure zones of a sound wave in the air are called...
pushes & pulls
tops & bottoms
compressions & rarefactions
21
The perceptual quality associated with the physical property of Waveshape is...
time
loudness
pitch
timbre
AudioPedia 101
Sound Waves & Hearing
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