Sound waves are classified based on their frequency ranges relative to human hearing. The typical range of hearing for a healthy young human is from approximately 20 Hertz (Hz) to 20,000 Hertz (20 kHz). Sounds with frequencies below this audible range are called infrasonic sounds.
Infrasonic sounds have frequencies
Asked in UPSC Geoscientist 2023 · Topic: Sound (Ultrasound and Infrasound: Production, Properties, and Applications (SONAR, Medical, Industrial))
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