Answer:
Hello dear,
the answer for first question is
a. we fail to hear it
explanation- if the frequency of sound is below 20 Hz we cannot hear it.
The answer for second question
I think
a. can be easily seen
Hope it helps :)
Explanation:
please mark me as brainliest
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Answers & Comments
Answer:
Hello dear,
the answer for first question is
a. we fail to hear it
explanation- if the frequency of sound is below 20 Hz we cannot hear it.
The answer for second question
I think
a. can be easily seen
Hope it helps :)
Answer:
Explanation:
please mark me as brainliest