Physics · Acoustics
Based on the age-related decline in hearing sensitivity, many adults over the age of 30 cannot hear high-frequency sounds at or above which of the following thresholds?
- 1Above 17.5 kHz
- 2Below 14.5 kHz
- 3At and above 14.5 kHz✓
- 4Between 12 and 20 kHz
Correct answer
At and above 14.5 kHz
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