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प्रश्न
What is musical sound? Give an example.
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उत्तर
It is a pleasant, continuous and uniform sound which is produced by a vibrating body making periodic and regular vibrations, e.g., the sound produced by flute, violin, etc.
संबंधित प्रश्न
Distinguish between longitudinal and transverse waves.
What is sound? How is it produced?
Answer the following question :
Can sound travel in vacuum?
Complete the following sentences :
Wave velocity = ________________ × wavelength.
An observer sitting in line of two tanks watches the flashes of two tanks firing at each other at the same time, but he hears the sounds of two shots 2s and 3.5s after seeing the flashes. If distance between the two tanks is 510m, find the speed of sound.
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 |
Describe with diagram, how compressions and rarefactions are produced.
Why does an empty vessel produce more sound than a filled one?
Two sound waves X and Y have the same amplitude and the same wave pattern but their frequencies are 60 Hz and 120 Hz respectively, then ______.
