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प्रश्न
What causes sound?
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उत्तर
Sound is caused due to vibrations of a body.
संबंधित प्रश्न
State the factors on which the pitch of a sound depends.
A stone is dropped on the surface of water in a pond. Name the type of waves produced.
Distinguish between longitudinal and transverse waves.
What change do you expect in the characteristics of a musical sound if
(i) Its frequency is increased,
(ii) Its amplitude is increased?
The smoke from the gun barrel is seen 2 second before the explosion is heard. If the speed of sound in air is 350 ms-1, calculate the distance of observer from the gun.
Rapid back and forth motion of a particle about its mean position is called _____.
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.
What happens to the speed of sound when it gases from a solid to a gaseous state?
Sound travels in the air as ______ wave.
