Soaps clean surfaces on the principle based on
Viscosity
Floatation
Elasticity
Surface tension
Answer is Wrong!
Answer is Right!
This question was previously asked in
UPSC NDA-2 – 2019
– Surfactants reduce the surface tension of water.
– Reduced surface tension allows water to spread and penetrate effectively.
– Soap molecules emulsify grease and dirt by forming micelles.
– The fundamental principle involves the interaction of soap at surfaces (related to surface tension).