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प्रश्न
A list of mediums is given below.
- wood
- water
- air
- vacuum
In which of these mediums can sound travel?
विकल्प
i & ii only
i, ii & iii only
iii & iv only
ii, iii & iv only
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उत्तर
i, ii & iii only
Explanation:
Sound requires any medium to travel but in vacuum there is no medium, so sound cannot travel through them.
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