A sound of single frequency is called a tone .

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The sound which is produced due to a mixture of several

frequencies is called a note and is pleasant to listen to.

  1. Class 9
  2. Chapter 12 Class 9 - Sound (Deleted)

About the Author

CA Maninder Singh's photo - Founder at Teachoo
CA Maninder Singh
CA Maninder Singh is a Chartered Accountant for the past 11 years and a teacher from the past 11 years. He teaches Science, Accounts and English at Teachoo