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  9. Q27

UPPSC PCS 2024 · Question 27 of 150

Given below are two statements, one is labelled as Assertion (A) and the other as Reason (R). Assertion (A): Relative humidity decreases with increasing air temperature. Reason (R): Absolute humidity increases with increasing evaporation. Select the correct answer from the codes given below:

General Knowledge

  1. ABoth (A) and (R) are true, but (R) is not the correct explanation of (A).Correct
  2. B(A) is false, but (R) is true.
  3. CBoth (A) and (R) are true and (R) is the correct explanation of (A).
  4. D(A) is true, but (R) is false.

Answer: A. Both (A) and (R) are true, but (R) is not the correct explanation of (A).

Explanation

Assertion (A) : Relative humidity decreases with increasing air temperature because warm air can hold more moisture, reducing the percentage of saturation for the same amount of moisture. Reason (R) : Absolute humidity increases with increasing evaporation, as more water vapor enters the air.

Source: edurev.in UPPSC Prelims 2024 GS Paper I (English); answers per selfstudywala.com detailed solution based on UPPCS official answer key

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