Advertisements
Advertisements
प्रश्न
What is sound? What causes it to produce?
Advertisements
उत्तर
A sound is a form of energy. It is that external physical cause that affects the ear to produce the sensation. Sound is produced only when some material body is made to vibrate.
संबंधित प्रश्न
Why is sound wave called a longitudinal wave?
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 ?
Distinguish between compression and rarefaction.
Answer the following question :
Can sound travel in vacuum?
The wavelength of the vibrations produced on the surface of water is 2 cm. If the wave velocity is 16 ms-1, calculate:
- no. of waves produced in one second
- time required to produce one wave.
What do you mean by the frequency of sound?
An earthquake produces which kind of sound before the mainshock wave begins
Which of the following statements are correct?
- Sound is produced by vibrations.
- Sound requires a medium for propagation.
- Light and sound both require a medium for propagation.
- Sound travels slower than light.
