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प्रश्न
Name one solid, on liquid and one gas through which sound can travel.
उत्तर
Sound waves require a material medium for its propagation so that it can travel in all the three states of matter :
solid (iron block), liquid (water), and gas (hydrogen).
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संबंधित प्रश्न
Out of solids, liquids and gases :
(a) in which medium sound travels slowest?
(b) in which medium sound travels fastest?
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