Physics - Heat & Thermo Question with Solution | TestHub
PhysicsHeat & ThermoThermal ExpansionMedium2 minQB
PhysicsMediummultiple choice
An evaporative air cooler blows air through a wet pad. Which statements are correct?
Options:(select one or more)
Answer:
A, C
Solution:
Cooling comes from evaporation (A). Air cannot be cooled below the wet-bulb temperature (B false). In humid air evaporation is slow (C). The cooler adds moisture, not removes (D false). Answer A, C.
Subject:PhysicsTopic:Heat & ThermoSubtopic:Thermal Expansion
⏱ 2mℹ️ Source: QB
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