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प्रश्न
Number of vibrations produced in one second is ______.
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उत्तर
Number of vibrations produced in one second is frequency of wave.
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संबंधित प्रश्न
| Column A | Column B |
| (a) Vibrations cause | (1) absorb sound |
| (b) A shriller sound is | (2) second |
| (c) Unit of frequency | (3) sound |
| (d) Unit of time period | (4) of high pitch |
| (e) Curtains | (5) hertz |
What type of wave is represented :
(a) by density-distance graph?
(b) by displacement-distance graph?
Explain the terms 'crests' and troughs' of a wave? What type of waves consist of crests and troughs?
Sound is generated by the rhythmic ______ of an object.
Distinguish between light and sound waves. What are the consequences of the large difference in the speed of sound and that of light? Briefly explain them.
Sound travels in air:
How does the sound produced by a vibrating object in a medium reach your ears?
Explain the types of mechanical waves.
In longitudinal waves, the particle vibrates in a ______ direction of propagation.
Find the odd one out.
