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WorksheetsDigital Audio 1
Total questions: 10
Worksheet time: 5mins
Sound is made up of
Compression waves
Mexican waves
Tranverse waves
Noise waves
The number of waves that pass per second is called the?
Frequency
Amplitude
Wavelength
Markov Chain
The height of the wave is known as the...
Amplitude
Frequency
Wavelength
Tallitude
An individual measurement of the height of a wave is called a...
Sample
Pixel
Blob
Byte
The frequency of a wave affects the...
Pitch
Volume
Quality
Chances of the listener being crowned emperor of the universe
The amplitude of the wave affects the...
Volume
Pitch
Quality
Amount of money you will find tonight down the back of the sofa
The sampling frequency of a wave means...
The number of times per second that the amplitude is measured
The number of times per second that the frequency is measured
The number of times per minute that the amplitude is measured
The number of dogs per crocodile that the space-robots are demolished.
Sampling frequency is measured in...
Hertz
Hurts
Metres per second
Herts
What effect would reducing the sampling frequency have on the quality of the sound?
Reduces the quality
Increases the quality
No effect
Makes every wave sound like a crocodile
This waveform is sampled at 14Hz. How many samples will there be in TWO seconds of audio
13
14
28
255
