Science, asked by mk6054016, 1 month ago

infrasonic have frequency
a) more than 20000 hz
b) between 20 hz to 20000 hz
C) less than 20 hz
d) none of these

Answers

Answered by 51IXCSHRADDHASARPATE

1

Answer:

option c) less than 20 hz

Explanation:

hope this will help you

Answered by shru6766

4

Answer:

option C ✅ is correct

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