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Consider the following statements: Assertion A : The velocity of sound in the air increases due to presence of moisture in it Reason (R) : The presence of moisture in air lowers the density of air. Of these statements (a) Both (A) and (R) are true and (R) is the correct explanation of (A) (b) Both (A) and (R) are true but (R) is not the correct explanation of (a) (c) (A) is true but (R) is false (d) (A) is false but (R) is true

Consider the following statements:
Assertion A : The velocity of sound in the air increases due to presence of moisture in it
Reason (R) : The presence of moisture in air lowers the density of air. Of these statements
(a) Both (A) and (R) are true and (R) is the correct explanation of (A)
(b) Both (A) and (R) are true but (R) is not the correct explanation of (a)
(c) (A) is true but (R) is false
(d) (A) is false but (R) is true

Grade:Upto college level

1 Answers

Vikas TU
14149 Points
11 months ago
In presence of moisture, average molar mass decreases and density of air decreases. Hence velocity of sound increases in moisture.
 

Option 1)
Both (A) and (R) are true and (R) is the correct explanation of (A)

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