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Prateek Asked :

26-07-2021 Physics

Q. The absorption of ink by blotting paper involves:

A. Viscosity of ink
B. Capillary action phenomenon
C. Diffusion of ink through the blotting
D. Siphon action


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Dapzoi Verified
Commented on 2021-07-26 11:23:30 (IST)
Answer : B

Explanation : The absorption of ink by blotting paper involves capillary action phenomenon because the blotting paper is a thin and a smooth paper which allows a little thicker liquids like ink to absorb.