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प्रश्न
Write the answer in your own words.
What is meant by vibration?
उत्तर
The rapid oscillations or to-and-fro movements of an object are called vibrations. Vibrating objects have a particular speed.
संबंधित प्रश्न
What is sound and how is it produced?
What minimum distance is required between the source of sound and the reflecting surface to hear an echo ? Give reason.
Which characteristics of the sound helps you to identify your friend by his voice while sitting with others in a dark room?
What is the SI unit of frequency?
How is sound produced? Explain with the help of an example.
Which of the following vibrates when a musical note is produced by the cymbals in an orchestra?
A key of mechanical piano is first struck gently and then struck again but much harder this time. In the second case :
How is sound produced in a human larynx and a loudspeaker?
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?
