A Ankit Singh • 5.81K Points Tutor III Physics Bookmark Embed Report View In MB-Short Q. The sounds having a frequency of 20 Hertz to 20,000 Hertz are known as (A) Audible sounds (B) Ultrasonics (C) Infrasonics (D) Megasonics Correct Answer - Option(A) Views: 458 Filed under category Physics Share
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