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Page No 169: - Chapter 12 - Sound - Ncert Solutions class 9 - Science

Updated On 26-08-2025 By Lithanya


You can Download the Page No 169: - Chapter 12 - Sound - Ncert Solutions class 9 - Science with expert answers for all chapters. Perfect for Tamil & English Medium students to revise the syllabus and score more marks in board exams. Download and share it with your friends

Question 1:

Why are the ceilings of concert halls curved?

Answer:

Ceilings of concert halls are curved so that sound after reflection (from the walls) spreads uniformly in all directions.