Why we are not able to hear the sounds produced by Bats and Dolphin ?
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because they are of very large frequency which cannot be heard by humans
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Why can't we hear the sound made by bats? As we know, a bat emits ultrasonic wavesof high pitch to avoid from obstacles or for hunting their preys. Frequencies higher than 20 kHz are called ultrasonic sound. Hence, we are unable to hear the sound made bythem
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