1 thought on “why is desert cooler is effective on a hot dry day but not on a humid day?”
Answer: on hot dry days, the amount of water vapour in the atmosphere will be less. Thus, water which is present in thre desert cooler absorb energy from the surroundings easily and cools better on a hot dry day.
Answer: on hot dry days, the amount of water vapour in the atmosphere will be less. Thus, water which is present in thre desert cooler absorb energy from the surroundings easily and cools better on a hot dry day.