1.

Explain two applications of evaporation in details.

Answer»

1. Drying of clothes:

  • Clothes dry faster when hanged exposing more surface area than when kept folded.
  • Due to more surface area, water in clothes gets evaporated faster, drying clothes quickly.

2. Using a spirit swab on skin before injecting gives cooling effect:

  • Before giving an injection to a patient, normally a spirit swab is used to disinfect the region.
  • A cooling effect is experienced by skin of patient due to evaporation of the spirit as explained before.


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