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प्रश्न
The region in a sound wave, with higher pressure and density, is called ______ and that with low pressure and density is called ______.
उत्तर
The region in a sound wave, with higher pressure and density, is called compression and that with low pressure and density is called rarefaction.
संबंधित प्रश्न
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A sound producing body is at considerable distance from a man. There can be four different media W, X, Y and Z between the sound producing body and the man. The medium X brings the sound to man most quickly whereas medium Z takes the maximum time. The time taken by medium W in bringing sound to man is less than that of X but more than that of Z. The medium Y, however, fails to bring the sound from the sound producing body to the man. Which medium could be the one :
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(c) having the same composition as that on the moon?
(d) having a fixed shape and a fixed volume?
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