Fill in the blanks with suitable words.

(a) Time taken by an object to complete one oscillation is called................... .

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(b) Loudness is determined by the .........................of vibration.

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(c) The unit of frequency is..........................

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(d) Unwanted sound is called ..........................

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(e) Shrillness of a sound is determined by the ................. of vibration.

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  1. Class 8
  2. Chapter 13 Class 8 - Sound

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Davneet Singh
Davneet Singh is a graduate from Indian Institute of Technology, Kanpur. He has been teaching from the past 9 years. He provides courses for Maths and Science at Teachoo.