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प्रश्न
What should an object do to produce sound?
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उत्तर
An object should vibrate in order to produce sound.
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संबंधित प्रश्न
Select the correct alternative :
Sound travels the fastest in
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Give reason for the following :
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(a) having on fixed shape and no fixed volume?
(b) having a fixed volume but no fixed shape?
(c) having the same composition as that on the moon?
(d) having a fixed shape and a fixed volume?
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