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प्रश्न
Two astronauts are floating close to each other in space. Can they talk to each other without using any special device? Give reasons.
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उत्तर
No, they cannot talk to each other without using any special device because there is no medium in space and sound needs medium to travel.
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संबंधित प्रश्न
How is the loudness of sound related to the intensity of the wave producing it?
Name the characteristic of the sound affected due to a change in its amplitude.
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Timbre
