Thanks for the answer @Kremella . So if someone talks at a very low volume, I am unable to hear it because they are talking at a vey low frequency. Right? So as the distance between the person and myself reduces, the frequency of the sound increases and that is why eventually I am able to hear them?
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New Post - Reply To: Hi! I read that human ear can hear sounds in the range of 20 to 20000 Hz. What does that mean? What