AVIXA Audio 1: Essentials Exam Questions and Answers
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Course
AVIXA
Institution
AVIXA
AVIXA Audio 1: Essentials Exam
Questions and Answers
An octave is _____.
a doubling of amplitude
an eighth of a frequency
an eighth of amplitude
a doubling of frequency - Answer️️ -a doubling of frequency
If a sound has a pressure of 10 dB SPL at a distance of 10 m, how much pressure
wo...
A "just noticeable" change in sound pressure level, either louder or softer, requires a
_____ change.
+/-10 dB
+/-1 dB
+/-3 dB
+/-6 dB - Answer✔️✔️-+/-3 dB
If you go up one octave from 250 Hz, you arrive at _____.
1250 Hz
125 Hz
500 Hz
251 Hz - Answer✔️✔️-500 Hz
0 dB SPL describes:
the threshold of human hearing
the threshold of pain
ambient noise level
normal listening level - Answer✔️✔️-the threshold of human hearing
What is the measurement for frequency?
Wavelength
DC
Hertz
AC - Answer✔️✔️-Hertz
Wavelength and frequency determine the __________ of sound, while amplitude
determines the __________.
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