Advertisements
Advertisements
प्रश्न
Select the correct alternative :
Sound travels the fastest in
पर्याय
liquids
solids
gases
vacuum
Advertisements
उत्तर
solids
APPEARS IN
संबंधित प्रश्न
What minimum distance is required between the source of sound and the reflecting surface to hear an echo ? Give reason.
The frequency of a source of sound is 100 Hz. How many times does it vibrate in a minute?
What conclusion can be obtained from the observation that when the prongs of a sound making tuning fork touch the surface of water in a beaker, the water gets splashed?
Which object is vibrating when the following sounds are produced?
(i) The sound of a sitar
(ii) The sound of a tabla
(iii) The sound of a tuning fork
(iv) The buzzing of a bee or mosquito
(v) The sound of a flute
Give reason for the following :
In most of the cases, we cannot see the vibrations of a sound producing object with our eyes.
The region in a sound wave, with higher pressure and density, is called ______ and that with low pressure and density is called ______.
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?
Describe an experiment to show that sound cannot travel through vaccum.
