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Answer the Following Question in Your Own Words. What Should Be the Dimensions and the Shape of Classrooms So that No Echo Can Be Produced There? - Science and Technology

Answer in Brief

Answer the following question in your own words.

What should be the dimensions  and the shape of classrooms so that no echo can be produced there? 

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For no echo to be produced in a classroom, the classroom should be square shaped with distance between the walls to be less than 17.2 m. Also, the ceiling should be curved shaped so that the reflection of sound wave is uniform throughout the room.

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Balbharati Science and Technology 9th Standard Maharashtra State Board
Chapter 12 Study of Sound
Exercise | Q 3.3 | Page 137
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