Complete Solutions and Summary of Sound – NCERT Class 9, Science, Chapter 11 – Summary, Questions, Answers, Extra Questions

Detailed summary and explanation of Chapter 11 ‘Sound’ with all question answers, extra questions, and solutions from NCERT Class IX, Science.

Updated : 3 weeks ago

Categories: NCERT, Class IX, Science, Summary, Extra Questions, Sound, Chapter 11
Tags: Sound, Production of Sound, Propagation of Sound, Sound Waves, Longitudinal Waves, Reflection of Sound, Echo, Reverberation, Ultrasound, Infrasound, Human Ear, Class 9, NCERT, Science, Chapter 11, Answers, Extra Questions
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