Multiple choice

Directions: The following question consists of two statements, one labelled as 'Assertion' and the other labelled as 'Reason'. You are to examine these two statements carefully and decide if the Assertion and the Reason are individually true and if so, whether the Reason is the correct explanation of the Assertion. Assertion: The velocity of sound in air increases due to presence of moisture in it. Reason: The presence of moisture in air lowers the density of air.

Select your answer to this question using the codes given below.

  1. If both assertion and reason are true and reason is the correct explanation for assertion.

  2. If both assertion and reason are true but reason is not the correct explanation for assertion.

  3. If assertion is true but reason is wrong.

  4. If reason is correct but assertion itself is wrong.
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

The sound requires the medium to propagate. Sound travels with higher speed in water as compared to that in dry air.

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