A wet khus khus screen hung at the door keeps the room cool. why? this is the question in my unit test . i have written answer as " a wet khus khus keeps the room cool if hung at the door because the water particles in khus khus gains energy from the surrounding to evoporate and thus leaves the surrounding cool." i got 50% marks for the answer. what should be the answer so that i get full marks.
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sorry don't answer masker me sorry please
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