Advertisements
Advertisements
प्रश्न
What is the name of the strings which vibrate in our voice box when we talk?
Advertisements
उत्तर
Vocal cords vibrate in our voice box when we talk.
APPEARS IN
संबंधित प्रश्न
What is sound and how is it produced?
Name the device which is used to produce sound in laboratory experiments?
A device called oscillator is used to send waves along a stretched string. The string is 20 cm long, and four complete waves fit along its length when the oscillator vibrates 30 times per second. For the waves on the strings.
(a) what is their wavelength?
(b) what is their frequency
(c) what is their speed?
Which of the following vibrates when a musical note is produced by the cymbals in an orchestra?
When the pitch of note produced by a harmonium is lowered, then the wavelength of the note :
Which kind of sound is produced in an earthquake before the main shock wave begins ?
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?
Describe an experiment to show that sound cannot travel through vaccum.
