How does water kept in an earthen pot (matka) become cool during summer ?

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How does the water kept in an earthen pot (matka) become cool during summer ?

Option A

Option B

Option C

Option D

Solution

Large number of tiny pores is present on the surface of the earthen pot (matka). The water stored in the earthen pot (matka) evaporates faster through these pores due to the increased exposed surface area. As the' process of evaporation causes cooling, the stored water inside the earthen pot (matka) becomes cool.

Standard 9

Science

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How does the water kept in an earthen pot (matka) become cool during summer ?

Solution

Similar Questions

For any substance, why does the temperature remain constant during the change of state ?

What produces more severe burns, boiling water or steam ?

Give reasons for the following observation : The smell of hot sizzling food reaches you several metres away, but to get the smell from cold food you have to go close.

A diver is able to cut through water in a swimming pool. Which property of matter does this observation show ?

Give two reasons to justify $(a)$ water at room temperature is a liquid. $(b)$ an iron almirah is a solid at room temperature.

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Give reasons for the following observation :

The smell of hot sizzling food reaches you several metres away, but to get the smell from cold food you have to go close.

Give two reasons to justify

$(a)$ water at room temperature is a liquid.

$(b)$ an iron almirah is a solid at room temperature.