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प्रश्न
If 20 waves are produced per second, What is the frequency is hertz?
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उत्तर
If 20 waves are produced per second, the frequency of sound waves is 20 Hz.
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संबंधित प्रश्न
Describe an experiment to estimate the speed of sound in air.
Can sound travel through vacuum?
What is the name of the strings which vibrate in our voice box when we talk?
How is sound produced? Explain with the help of an example.
The region in a sound wave, with higher pressure and density, is called ______ and that with low pressure and density is called ______.
Medium is ______ for generation of sound.
The total number of compressions and rarefactions produced per second in a sound wave is 1000. The frequency of the sound wave is __________.
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?
Sound travels in the air if
