Science, asked by Ashi03, 1 year ago

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Answered by jiya934957

option a nd c is correct....

jiya934957: ya

Answered by Mritun

☺️...

The option $\textbf{a and c}$ are the $\textbf{correct}$ ones....

Since, the Infrasonic frequency is $\textbf{below 20 Hz}$
Statement C is wrong.

☺️....
Thank u!!

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