Discussion :: Physics
- 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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Answer : Option 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.
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