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प्रश्न
Sound travels in air:
विकल्प
if there is no moisture in the atmosphere.
if particles of medium travel from one place to another.
if both particles as well as disturbance move from one place to another.
if disturbance moves.
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उत्तर
if particles of medium travel from one place to another.
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संबंधित प्रश्न
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