O-LevelPhysicsThermal PhysicsOct/Nov 2023Paper 2 Q55 Marks
Fig. 5.1 shows a device that cools the air in a room by evaporation. [Figure 5.1] Water drips from the container into the sponge block and keeps it wet. Air flows in through one grille and out through the other. As the air flows through the wet sponge block, the water in the sponge block evaporates.
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