Question

Explain why desert coolers are More effective in summer and not in rainy season

Answer 1

hey its simple
in summers temperature is more hotter then rainy season so its fan cools you &
the water in it pump is made the house or home cool then in rainy season the moisture increase due to water pump
so desert coolers are more effective in summers and not in rainy seasons

Answer 2

Answer:

during summer water evaporates fast and give cooling effect and on other hand during rainy season there alots of water vapors are present in sky so it don't provide more cooling