Advertisements
Advertisements
प्रश्न
What is the SI unit of frequency?
उत्तर
The SI unit of frequency is hertz (Hz).
APPEARS IN
संबंधित प्रश्न
Explain how sound is produced by your school bell.
Describe an experiment to estimate the speed of sound in air.
What minimum distance is required between the source of sound and the reflecting surface to hear an echo ? Give reason.
What will be the change in the wavelength of a sound wave in air if its frequency is doubled?
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 :
A key of mechanical piano is first struck gently and then struck again but much harder this time. In the second case :
Different sound notes have different ______.
You and your friend are on the moon. Will you be able to hear any sound produced by your friend?
______ is produced when an object is set to vibrate.