Chapter 11

NCERT
Class 9
Science
Solutions
2. Explain how sound is produced N by your school bell.

Question:

Explain how sound is produced N by your school bell.

Answer:

The bell of our school is made of alloy which vibrates by striking the hammer. Vibration causes disturbance in the air. A wave is a disturbance that vibrates and forth in the air and reaches our ears. The particles of the medium simply oscillate and the disturbance proceeds.

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