Advertisements
Advertisements
प्रश्न
If 20 waves are produced per second, What is the frequency is hertz?
Advertisements
उत्तर
If 20 waves are produced per second, the frequency of sound waves is 20 Hz.
APPEARS IN
संबंधित प्रश्न
Explain how sound is produced by your school bell.
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?
Can sound travel through (a) iron, and (b) water?
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
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.
How is sound produced in a human larynx and a loudspeaker?
What is vibration?
You and your friend are on the moon. Will you be able to hear any sound produced by your friend?
Infrasound can be heard by
