Question

A desert cooler better in a hot dry day . why​

Answer 1

A desert cooler cools better on a hot dry day because on a hot dry day temperature is high and humidity is less which helps in better evaporation. Due to the higher rate of evaporation it gives better cooling effect.

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Answer 2

Because on a hot dry day temperature is more and the humidity in air is less which thereby helps in evaporation.

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