Advertisements
Advertisements
प्रश्न
Fill in the blank.
The pitch of a sound depends on its ________.
Pitch of a sound depends on the _____ vibration.
Advertisements
उत्तर १
The pitch of a sound depends on its frequency.
उत्तर २
Pitch of a sound depends on the frequency of the vibration.
संबंधित प्रश्न
What do you mean by a vibratory motion?
How is sound produced ?
What is a longitudinal wave ?
Which wave property determines loudness?
The flash of a gun is seen by a man 3 seconds before the sound is heard. Calculate the distance of the gun from the man (Speed of sound in air is 332 m/s).
When we change a feeble sound to a loud sound, we increase its :
Which of the following frequency of sound can be generated by a vibrating simple pendulum as well as by the vibrating vocal cords of a rhinoceros ?
Define the term amplitude of a wave. Write its S.I. unit.
What kinds of waves are produced in solids, liquids, and gases?
A person hearing at one end of a long metal bar hears two distinct sounds when the other end is struck with a stone. Explain, giving scientific reasons
What is the SI unit of frequency?
Match the following.
| Ultrasonics | Frequency below 20Hz |
| Speed of sound in air | Needs material medium |
| Infrasonics | 330ms-1 |
| Sound propagation | Frequency more than 20000 Hz |
Sound travels in air:
What is a longitudinal wave?
Sound cannot travel through ______.
Vibrations in a body produce ______.
Give scientific reason.
In earlier times, people used to listen for the arrival of a distant train by putting their ear to the rail.
