Assertion :Sound waves cannot pass through vacuum. Reason: Sound waves are mechanical waves, which require a medium for their propagation.
A
Both Assertion and Reason are correct and Reason is the correct explanation for Assertion
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B
Both Assertion and Reason are correct but Reason is not the correct explanation for Assertion
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C
Assertion is correct but Reason is incorrect
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D
Assertion is incorrect but Reason is correct
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Solution
The correct option is A Both Assertion and Reason are correct and Reason is the correct explanation for Assertion Sound being a mechanical wave requires medium for its propagation since in such waves transfer of energy takes place from particle to particle in the direction of propagation.