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Take a 10 question quiz to test and certify your knowledge of the tutorial-video course
Audio Concepts 103 - Acoustics.
Get a mark of 80% or higher to pass this quiz!
1
Light reflects like sound. True or false?
True
False
2
Phasing is an effect that is based on an acoustic phenomena. True or false?
True
False
3
What is the best practive when mixing?
Mix on headphones and check on speakers
Mix on speakers and check on headphones
Only mix on speakers and avoid headphones
Mix on headphones or speakers
4
A cube is the worst possible shape for a studio. True or false?
False
True
5
What is the formula for calculating wavelength?
Speed of sound ÷ Amplitude
Speed of light ÷ Amplitude
Speed of sound ÷ Level
Speed of sound ÷ Frequency
6
What is the ideal listening position?
The speakers and the listener should form an equilateral triangle
The speakers and the listener should form a right-angled triangle
The listener should be positioned as far as possible to the speakers
The listener should be positioned as close as possible to the speakers
7
Higher-pitched notes have a longer wavelength than lower-pitched notes. True or false?
False
True
8
What is the Fusion Zone?
When a delayed signal is combined with the direct signal with less than 30–50 ms delay
When two sounds originating from the same location are in phase
When two sounds originating from different locations are combined and out of phase
When a delayed signal is combined with the direct signal with more than 30–50 ms delay
9
If two audio signals are 90° out of phase, the resulting sound will be _____________.
cancelled
higher in pitch
partially cancelled
louder
10
For every doubling of distance, amplitude (and loudness) is ______________.
reduced by 6 dB
increased by 3 dB
increased by 6 dB
reduced by 3 dB
Audio Concepts 103
Acoustics
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