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Assertion (A) : Water kept in earthen pots gets cooled in summer.
Reason (R) : Evaporation causes cooling.

  • 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.Both A and R are false
  • D.A is false but R is true.

Answer: A

Correct answer: Both A and R are true and R is the correct explanation of A.

An earthen pot is porous, so water seeps slowly to the outside and evaporates there. Evaporation takes latent heat from whatever it leaves behind, so the water inside is cooled. The reason states exactly the mechanism. Both are true and R explains A.

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