sohampawar30102008 sohampawar30102008

08-04-2021
Physics

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Frequency more than 20,000 HZ

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okaymia okaymia

08-04-2021

Answer:

dvhd

Explanation:

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scarlethdoblado079 scarlethdoblado079

08-04-2021

Answer:

The units of frequency are called hertz (Hz). Humans with normal hearing can hear sounds between 20 Hz and 20,000 Hz. Frequencies above 20,000 Hz are known as ultrasound

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