Ultrasonic sound are sounds with frequency less than 20Hz. True or False
Answers
Answered by
6
Answer:
FALSE
reason ultrasound has frequency more than 20000Hz
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Answered by
1
Answer:
False
Explanation:
Human beings can normally hear sounds with a frequency between about 20 Hz and 20,000 Hz. Sounds with frequencies below 20 hertz are called infrasound. Infrasound is too low-pitched for humans to hear.
so the answer is false
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