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प्रश्न
What is vibration?
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उत्तर
Vibration means a kind of rapid to and from motion of an object
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संबंधित प्रश्न
How does the sound produced by a vibrating object in a medium reach your ear?
What is sound and how is it produced?
A person is listening to a tone of 500 Hz sitting at a distance of 450 m from the source of the sound. What is the time interval between successive compressions from the source?
The frequency of a source of sound is 100 Hz. How many times does it vibrate in a minute?
Name the physical qantity whose SI unit is 'hertz'.
If a ringing bicycle bell is held tightly by hand, it stops producing sound. Why?
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.
Draw the sketches of two waves A and B such that wave A has twice the wavelength and half the amplitude of wave B.
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 |
You and your friend are on the moon. Will you be able to hear any sound produced by your friend?
