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प्रश्न
State whether the following statement is true or false :
Sound produced by a vibrating body travels to our ears by the actual movement of air.
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उत्तर
False. The sound produced by a vibrating body is a longitudinal wave where energy is transmitted through the medium by successive compressions and rarefactions.
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संबंधित प्रश्न
Explain how sound is produced by your school bell.
If a ringing bicycle bell is held tightly by hand, it stops producing sound. Why?
How is sound produced? Explain with the help of an example.
How does sound from a sound producing body travel through air to reach our ears? Illustrate your answer with the help of a labelled diagram.
A musical instrument is producing a continuous note. This note cannot be heard by a person having a normal hearing rang. This note must then be passing through.
The region in a sound wave, with higher pressure and density, is called ______ and that with low pressure and density is called ______.
Match the following:
| Human larynx | Vibrations of metal arms |
| Loudspeaker | Vibrations in air column |
| Jal-Tarang | Vibrations in vocal cords |
| Tuning fork | Vibrations in strings |
| Sitar | Vibrations of screen |
What is vibration?
Infrasound can be heard by
______ is produced when an object is set to vibrate.
