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- Study guides, Revision notes & Summaries
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CAOHC Exam Study CORRECT SOLUTION GRADE A+
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6
May 2024
2023/2024
A+
Unit of measurement for frequency (pitch)
Hertz (Hz)
Unit of measurement for intensity (loudness)
Decibel (dB)
Risk of damage from noise
How loud (intensity) and how long (duration)
Steady-state or continuous noise, e.g. generator
Lasts 1 second or longer
Impulse or Impact noise, e.g. gunfire or nail gun
Lasts less than one second
Parts of the outer ear
Pinna and external auditory canal
Parts of the middle ear
Tympanic membrane, ossicles, eustachian tube
Eustachian tube (auditory t...
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